diff --git a/.ops/deploy/backend/base/backend.yml b/.ops/deploy/backend/base/backend.yml
index e647afa9..7a821d17 100644
--- a/.ops/deploy/backend/base/backend.yml
+++ b/.ops/deploy/backend/base/backend.yml
@@ -80,6 +80,7 @@ metadata:
     app.kubernetes.io/component: backend
   annotations:
     nginx.ingress.kubernetes.io/rewrite-target: /$2
+    nginx.ingress.kubernetes.io/proxy-body-size: 1024m
 spec:
   ingressClassName: nginx
   rules:
diff --git a/frontend/pc-tool/src/components/Tool/Setting.vue b/frontend/pc-tool/src/components/Tool/Setting.vue
index b23bcffc..7bfada25 100644
--- a/frontend/pc-tool/src/components/Tool/Setting.vue
+++ b/frontend/pc-tool/src/components/Tool/Setting.vue
@@ -324,7 +324,7 @@
         let options = {} as any;
         switch (type) {
             case 'pointSize':
-                options.pointSize = config.pointSize * 10;
+                options.pointSize = config.pointSize;
                 break;
             case 'colorType':
                 options.colorMode = config.pointColorMode || 0;
diff --git a/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/index.ts b/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/index.ts
new file mode 100644
index 00000000..8675db62
--- /dev/null
+++ b/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/index.ts
@@ -0,0 +1,188 @@
+import {
+  str2ab,
+  ab2str,
+  parseHeader,
+  getPointsFromTextData,
+  getPointsFromDataView,
+  setWithTypeToDataView,
+} from './lib';
+
+export type DataType = 'ascii' | 'binary';
+export type Type = 'F' | 'I' | 'U';
+export type SizeType = 1 | 2 | 4 | 8;
+
+export interface IConfig {
+  fields: string[];
+  data: DataType;
+  size: SizeType[];
+  type: Type[];
+  count: number[];
+  offset: number[];
+  width: number;
+  height: number;
+  viewpoint: number[];
+  rowSize: number;
+  points: number;
+  version: string;
+  raw: string;
+}
+
+export default class PCDFile {
+  // header
+  version = 0.7;
+  fields: IConfig['fields'] = [];
+  size: IConfig['size'] = [];
+  type: IConfig['type'] = [];
+  count: IConfig['count'] = [];
+  offset: IConfig['offset'] = [];
+  width = 1;
+  height = 0;
+  points = 0;
+  rowSize = 0;
+  viewpoint: IConfig['viewpoint'] = [0, 0, 0, 1, 0, 0, 0];
+  //
+  data: DataType = 'binary';
+  isList = false;
+  pointsDataList: number[] = [];
+  pointsDataMap: Record<string, number[]> = {};
+  littleEndian = true;
+  constructor(pointsData: number[] | Record<string, number[]>, config: Partial<IConfig>) {
+    const fields = config.fields || [];
+    this.fields = fields;
+    this.data = config.data || 'binary';
+
+    let length = 0;
+    if (Array.isArray(pointsData)) {
+      this.isList = true;
+      this.pointsDataList = pointsData;
+      length = Math.floor(this.pointsDataList.length / fields.length);
+    } else {
+      this.isList = false;
+      this.pointsDataMap = pointsData;
+      length = this.pointsDataMap[fields[0]].length;
+    }
+
+    this.points = length;
+    this.height = length;
+
+    this.size = config.size ? config.size : fields.map((e) => 4);
+    this.type = config.type ? config.type : fields.map((e) => 'F');
+    this.count = fields.map((e) => 1);
+
+    const offset = [] as number[];
+    let rowSize = 0;
+    fields.forEach((e, index) => {
+      offset.push(rowSize);
+      rowSize += this.size[index];
+    });
+    this.offset = offset;
+    this.rowSize = rowSize;
+  }
+
+  static parse(buffer: ArrayBuffer, fieldFilter?: string[], littleEndian = true) {
+    // let chunkData = ab2str(new Uint8Array(buffer));
+    const chunkData = ab2str(new Uint8Array(buffer, 0, Math.min(buffer.byteLength, 1000)));
+    const header = parseHeader(chunkData);
+
+    let dataMap = {} as Record<string, number[]>;
+    if (header.data === 'ascii') {
+      const textData = ab2str(new Uint8Array(buffer));
+      const pcdData = textData.substring(header.raw.length);
+      dataMap = getPointsFromTextData(pcdData, header, fieldFilter);
+    } else if (header.data === 'binary') {
+      const dataview = new DataView(buffer, header.raw.length);
+      dataMap = getPointsFromDataView(dataview, header, fieldFilter, littleEndian);
+    } else {
+      throw 'only support ascii or binary format';
+    }
+
+    if (Object.keys(dataMap).length === 0) throw 'no point data';
+
+    return new PCDFile(dataMap, header);
+  }
+
+  getHeader(name: string) {
+    let value = this[name];
+    name = name.toUpperCase();
+    if (Array.isArray(value)) value = value.join(' ');
+    return `${name} ${value}`;
+  }
+
+  getHeaderInfo() {
+    const version = '# .PCD v.7 - Point Cloud Data file format';
+    const headers = [
+      version,
+      this.getHeader('fields'),
+      this.getHeader('size'),
+      this.getHeader('type'),
+      this.getHeader('count'),
+      this.getHeader('width'),
+      this.getHeader('height'),
+      this.getHeader('viewpoint'),
+      this.getHeader('points'),
+      this.getHeader('data'),
+    ];
+
+    return headers.join('\n');
+  }
+
+  getDataBuffer() {
+    let header = this.getHeaderInfo();
+    if (this.data === 'ascii') {
+      let textData = header;
+      textData += this.getPointAsciiData();
+      return str2ab(textData);
+    } else {
+      // binary
+      header += '\n';
+      const bufferSize = header.length + this.points * this.rowSize;
+      const arrayBuffer = new ArrayBuffer(bufferSize);
+
+      // write header
+      const headerView = new Uint8Array(arrayBuffer, 0, header.length);
+      for (let i = 0; i < header.length; i++) {
+        headerView[i] = header.charCodeAt(i);
+      }
+
+      // write data
+      const dataview = new DataView(arrayBuffer, header.length);
+      this.setPointsToDataView(dataview);
+
+      return arrayBuffer;
+    }
+  }
+
+  getPointAsciiData() {
+    const { pointsDataList, pointsDataMap, isList, points, fields } = this;
+    let textData = '';
+    for (let i = 0; i < points; i++) {
+      textData += '\n';
+      if (isList) {
+        textData += fields.map((e, j) => pointsDataList[i * fields.length + j]).join(' ');
+      } else {
+        textData += fields.map((e, j) => pointsDataMap[e][i]).join(' ');
+      }
+    }
+    return textData;
+  }
+
+  setPointsToDataView(dataview: DataView) {
+    const { pointsDataList, pointsDataMap, isList, points, fields } = this;
+    const littleEndian = this.littleEndian;
+    for (let i = 0; i < points; i++) {
+      for (let j = 0; j < fields.length; j++) {
+        const type = this.type[j];
+        const size = this.size[j];
+        let data;
+        if (isList) {
+          data = pointsDataList[i * fields.length + j];
+        } else {
+          data = pointsDataMap[fields[j]][i];
+        }
+
+        const offset = i * this.rowSize + this.offset[j];
+        setWithTypeToDataView(dataview, offset, littleEndian, type, size, data);
+      }
+    }
+  }
+}
diff --git a/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/lib.ts b/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/lib.ts
new file mode 100644
index 00000000..14f5ded6
--- /dev/null
+++ b/frontend/pc-tool/src/packages/pc-render/loader/PCDFile/lib.ts
@@ -0,0 +1,316 @@
+import { Type, IConfig, SizeType } from './index';
+
+export function ab2str(array: ArrayBuffer) {
+  let s = '';
+  for (let i = 0, il = array.byteLength; i < il; i++) {
+    s += String.fromCharCode(array[i]);
+  }
+  return s;
+}
+
+export function str2ab(str: string) {
+  const array = new Uint8Array(str.length);
+  for (let i = 0; i < str.length; i++) {
+    array[i] = str.charCodeAt(i);
+  }
+  return array.buffer;
+}
+
+export function correctNumber(n: number) {
+  return isFinite(n) ? n : 0;
+}
+export function correctXYZ(x: number, y: number, z: number) {
+  return {
+    x: correctNumber(x),
+    y: correctNumber(y),
+    z: correctNumber(z),
+  };
+}
+
+export function setWithTypeToDataView(
+  dataview: DataView,
+  offset: number,
+  littleEndian: boolean,
+  type: Type,
+  size: number,
+  data: any,
+) {
+  switch (type) {
+    case 'F':
+      switch (size) {
+        case 4:
+          dataview.setFloat32(offset, data, littleEndian);
+          return;
+        case 8:
+          dataview.setFloat64(offset, data, littleEndian);
+          return;
+        default:
+          break;
+      }
+      break;
+    case 'U':
+      switch (size) {
+        case 1:
+          dataview.setUint8(offset, data);
+          return;
+        case 2:
+          dataview.setUint16(offset, data, littleEndian);
+          return;
+        case 4:
+          dataview.setUint32(offset, data, littleEndian);
+          return;
+        default:
+          break;
+      }
+      break;
+    case 'I':
+      switch (size) {
+        case 1:
+          dataview.setInt8(offset, data);
+          return;
+        case 2:
+          dataview.setInt16(offset, data, littleEndian);
+          return;
+        case 4:
+          dataview.setInt32(offset, data, littleEndian);
+          return;
+        default:
+          break;
+      }
+      break;
+    default:
+      break;
+  }
+}
+
+export function parseHeader(textData: string) {
+  const header = {} as any;
+  const dataStart = textData.search(/[\r\n]DATA\s(\S*)[\f\r\t\v]*\n/i);
+  if (dataStart == -1) {
+    throw 'PCD-Format: not found DATA';
+  }
+
+  const result = /[\r\n]DATA\s(\S*)[\f\r\t\v]*\n/i.exec(textData) as any[];
+  header.raw = textData.substring(0, dataStart + result[0].length);
+  header.str = header.raw.replace(/#.*/gi, '');
+
+  // parse
+  header.version = /VERSION (.*)/i.exec(header.str);
+  header.fields = /FIELDS (.*)/i.exec(header.str);
+  header.size = /SIZE (.*)/i.exec(header.str);
+  header.type = /TYPE (.*)/i.exec(header.str);
+  header.count = /COUNT (.*)/i.exec(header.str);
+  header.width = /WIDTH (.*)/i.exec(header.str);
+  header.height = /HEIGHT (.*)/i.exec(header.str);
+  header.viewpoint = /VIEWPOINT (.*)/i.exec(header.str);
+  header.points = /POINTS (.*)/i.exec(header.str);
+  header.data = /DATA (.*)/i.exec(header.str);
+
+  // evaluate
+  if (header.version != undefined) header.version = parseFloat(header.version[1]);
+
+  if (header.fields != undefined)
+    header.fields = header.fields[1].split(' ').map((e: any) => String(e).toLowerCase());
+
+  if (header.type != undefined)
+    header.type = header.type[1].split(' ').map((e: any) => String(e).toUpperCase());
+
+  if (header.width != undefined) header.width = parseInt(header.width[1]);
+
+  if (header.height != undefined) header.height = parseInt(header.height[1]);
+
+  if (header.viewpoint != undefined)
+    header.viewpoint = header.viewpoint[1].split(' ').map(parseFloat);
+
+  if (header.points != undefined) header.points = parseInt(header.points[1], 10);
+
+  if (header.points == undefined) header.points = header.width * header.height;
+
+  if (header.data != undefined) header.data = header.data[1];
+
+  if (header.size != undefined) {
+    header.size = header.size[1].split(' ').map(function (x: any) {
+      return parseInt(x, 10);
+    });
+  }
+
+  if (header.count != undefined) {
+    header.count = header.count[1].split(' ').map(function (x: any) {
+      return parseInt(x, 10);
+    });
+  } else {
+    header.count = [];
+    for (let i = 0, l = header.fields.length; i < l; i++) {
+      header.count.push(1);
+    }
+  }
+
+  header.offset = [];
+  let sizeSum = 0;
+  for (let i = 0, l = header.fields.length; i < l; i++) {
+    header.offset.push(sizeSum);
+    if (header.data === 'ascii') {
+      sizeSum += header.count[i];
+    } else {
+      sizeSum += header.size[i] * header.count[i];
+    }
+  }
+
+  // for binary only
+  header.rowSize = sizeSum;
+
+  return header as IConfig;
+}
+
+export function getPointsFromTextData(textData: string, header: IConfig, fieldFilter?: string[]) {
+  let fields = header.fields;
+  if (fieldFilter) {
+    fields = fields.filter((e) => fieldFilter.includes(e));
+  }
+
+  const dataMap = {} as Record<string, number[]>;
+  const lines = textData.split('\n');
+
+  for (let i = 0; i < lines.length; i++) {
+    if (lines[i] === '') continue;
+    const line = lines[i].split(' ');
+    for (let j = 0; j < fields.length; j++) {
+      const field = fields[j];
+      const type = header.type[j];
+      const offset = header.offset[j];
+
+      const text = line[offset];
+      const item = correctNumber(getWithTypeFromText(text, type));
+      dataMap[field] = dataMap[field] || [];
+      dataMap[field].push(item);
+    }
+  }
+  return dataMap;
+}
+
+export function getWithTypeFromText(text: string, type: Type) {
+  switch (type) {
+    case 'F':
+      return parseFloat(text);
+    case 'U':
+    case 'I':
+      return parseInt(text);
+    default:
+      break;
+  }
+  throw 'PCD-Format: parse data failed';
+}
+
+export function getPointsFromDataView(
+  dataview: DataView,
+  header: IConfig,
+  fieldFilter?: string[],
+  littleEndian = true,
+) {
+  let fields = header.fields;
+  if (fieldFilter) {
+    fields = fields.filter((e) => fieldFilter.includes(e));
+  }
+
+  const dataMap = {} as Record<string, number[]>;
+  for (let i = 0; i < header.points; i++) {
+    for (let j = 0; j < fields.length; j++) {
+      const field = fields[j];
+      let type = header.type[j];
+      const size = header.size[j];
+      // const count = header.count[j];
+      if (field === 'rgb') {
+        type = 'U';
+      }
+      const offset = i * header.rowSize + header.offset[j];
+      const item = correctNumber(
+        getWithTypeFromDataView(dataview, offset, littleEndian, type, size),
+      );
+      dataMap[field] = dataMap[field] || new (typeArray(type, size))(header.points);
+      dataMap[field][i] = item;
+    }
+  }
+  return dataMap;
+}
+
+export function getWithTypeFromDataView(
+  dataview: DataView,
+  offset: number,
+  littleEndian: boolean,
+  type: Type,
+  size: SizeType,
+) {
+  switch (type) {
+    case 'F':
+      switch (size) {
+        case 4:
+          return dataview.getFloat32(offset, littleEndian);
+        case 8:
+          return dataview.getFloat64(offset, littleEndian);
+        default:
+          break;
+      }
+      break;
+    case 'U':
+      switch (size) {
+        case 1:
+          return dataview.getUint8(offset);
+        case 2:
+          return dataview.getUint16(offset, littleEndian);
+        case 4:
+          return dataview.getUint32(offset, littleEndian);
+        default:
+          break;
+      }
+      break;
+    case 'I':
+      switch (size) {
+        case 1:
+          return dataview.getInt8(offset);
+        case 2:
+          return dataview.getInt16(offset, littleEndian);
+        case 4:
+          return dataview.getInt32(offset, littleEndian);
+        default:
+          break;
+      }
+      break;
+    default:
+      break;
+  }
+  throw 'PCD-Format: parse data failed';
+}
+export function typeArray(type: Type, size: SizeType) {
+  switch (type) {
+    case 'F':
+      switch (size) {
+        case 4:
+          return Float32Array;
+        case 8:
+        default:
+          return Float64Array;
+      }
+    case 'U':
+      switch (size) {
+        case 1:
+          return Uint8Array;
+        case 2:
+          return Uint16Array;
+        case 4:
+        default:
+          return Uint32Array;
+      }
+    case 'I':
+      switch (size) {
+        case 1:
+          return Int8Array;
+        case 2:
+          return Int16Array;
+        case 4:
+        default:
+          return Int32Array;
+      }
+    default:
+      return Array;
+  }
+}
diff --git a/frontend/pc-tool/src/packages/pc-render/loader/PCDLoader.ts b/frontend/pc-tool/src/packages/pc-render/loader/PCDLoader.ts
index ef21f838..eb508f61 100644
--- a/frontend/pc-tool/src/packages/pc-render/loader/PCDLoader.ts
+++ b/frontend/pc-tool/src/packages/pc-render/loader/PCDLoader.ts
@@ -1,4 +1,5 @@
-import { FileLoader, Loader, LoaderUtils, MathUtils } from 'three';
+import { FileLoader, Loader, LoaderUtils, MathUtils, Cache } from 'three';
+import PCDFile from './PCDFile';
 
 type ICallBack = (args?: any) => void;
 type PCDData = 'ascii' | 'binary_compressed' | 'binary';
@@ -6,12 +7,64 @@ type PCDFields = 'x' | 'y' | 'z' | 'i' | 'intensity' | 'rgb' | 'normal_x' | 'nor
 interface IPCDHeader {
     data: PCDData;
     offset: { [key in PCDFields]: number };
+    fields: string[];
+    type: Type[];
     headerLen: number;
     height: number;
     points: number;
-    size: number[];
+    size: SizeType[];
     rowSize: number;
 }
+type Type = 'F' | 'I' | 'U';
+type SizeType = 1 | 2 | 4 | 8;
+Cache.enabled = false;
+export function getWithTypeFromDataView(
+    dataview: DataView,
+    offset: number,
+    littleEndian: boolean,
+    type: Type,
+    size: SizeType,
+) {
+    switch (type) {
+        case 'F':
+            switch (size) {
+                case 4:
+                    return dataview.getFloat32(offset, littleEndian);
+                case 8:
+                    return dataview.getFloat64(offset, littleEndian);
+                default:
+                    break;
+            }
+            break;
+        case 'U':
+            switch (size) {
+                case 1:
+                    return dataview.getUint8(offset);
+                case 2:
+                    return dataview.getUint16(offset, littleEndian);
+                case 4:
+                    return dataview.getUint32(offset, littleEndian);
+                default:
+                    break;
+            }
+            break;
+        case 'I':
+            switch (size) {
+                case 1:
+                    return dataview.getInt8(offset);
+                case 2:
+                    return dataview.getInt16(offset, littleEndian);
+                case 4:
+                    return dataview.getInt32(offset, littleEndian);
+                default:
+                    break;
+            }
+            break;
+        default:
+            break;
+    }
+    throw 'PCD-Format: parse data failed';
+}
 export function correctNumber(n: number) {
     return isFinite(n) ? n : 0;
 }
@@ -42,12 +95,10 @@ class PCDLoader extends Loader {
             url,
             function (data) {
                 try {
-                    onLoad(scope.parse(data, url));
+                    onLoad(scope.parse2(data));
                 } catch (e) {
                     if (onError) {
                         onError(e);
-                    } else {
-                        console.error(e);
                     }
 
                     scope.manager.itemError(url);
@@ -324,7 +375,10 @@ class PCDLoader extends Loader {
         if (PCDheader.data === 'binary') {
             const dataview = new DataView(data, PCDheader.headerLen);
             const offset = PCDheader.offset;
-
+            const iFieldIndex = PCDheader.fields.findIndex((field) =>
+                ['i', 'intensity'].includes(field),
+            );
+            const iFieldKey = PCDheader.fields[iFieldIndex];
             for (let i = 0, row = 0; i < PCDheader.points; i++, row += PCDheader.rowSize) {
                 if (offset.x !== undefined) {
                     position.push(
@@ -338,12 +392,14 @@ class PCDLoader extends Loader {
                     );
                 }
 
-                if (offset.i !== undefined) {
-                    const _i = dataview.getFloat32(row + offset.i, this.littleEndian);
-                    intensity.push(_i);
-                    maxIntensity = Math.max(_i, maxIntensity);
-                } else if (offset.intensity !== undefined) {
-                    const _i = dataview.getFloat32(row + offset.intensity, this.littleEndian);
+                if (iFieldKey != undefined) {
+                    const _i = getWithTypeFromDataView(
+                        dataview,
+                        row + offset.i,
+                        this.littleEndian,
+                        PCDheader.type[iFieldIndex],
+                        PCDheader.size[iFieldIndex],
+                    );
                     intensity.push(_i);
                     maxIntensity = Math.max(_i, maxIntensity);
                 }
@@ -371,6 +427,41 @@ class PCDLoader extends Loader {
             intensity,
         };
     }
+    parse2(data: any) {
+        const pcdData = PCDFile.parse(data).pointsDataMap;
+        const {
+            x = [],
+            y = [],
+            z = [],
+            intensity = [],
+            i = [],
+            rgb = [],
+          } = pcdData;
+        
+          const pointN = x.length;
+          const _position = new Float32Array(pointN * 3);
+          const _color = new Uint8Array(pointN * 3);
+          const targetI = intensity.length > 0 ? intensity : i.length > 0 ? i : undefined;
+          const hasColor = rgb.length > 0;
+          for (let i = 0; i < pointN; i++) {
+            _position[i * 3] = x[i];
+            _position[i * 3 + 1] = y[i];
+            _position[i * 3 + 2] = z[i];
+            if (hasColor) {
+              _color[i * 3] = (rgb[i] >> 16) & 0x0000ff;
+              _color[i * 3 + 1] = (rgb[i] >> 8) & 0x0000ff;
+              _color[i * 3 + 2] = (rgb[i] >> 0) & 0x0000ff;
+            }
+            if (targetI && targetI[i] > 0 && targetI[i] < 1) {
+              targetI[i] = targetI[i] * 255;
+            }
+          }
+          return {
+            position: _position,
+            color: hasColor ? _color : [],
+            intensity:  targetI,
+          }
+      }
 }
 
 export default PCDLoader;