# 知笺云

> Business

Canonical page: [https://chrome-stats.com/d/id6742137307](https://chrome-stats.com/d/id6742137307)

## Overview

- **ID:** `id6742137307`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Guangzhou Ruifeng Technology Co., Ltd
- **Category:** Business
- **Rating:** 5.00 / 5 (3 ratings)
- **Version:** 1.6.8
- **Last updated:** 2026-08-21
- **First published:** 2025-02-19
- **Size:** 41 MB
- **Data as of:** 2026-09-24
- **Store listing:** [Apple App Store](https://apps.apple.com/cn/app/%E7%9F%A5%E7%AC%BA%E4%BA%91/id6742137307?l=en-GB)
- **Privacy policy:** [https://h5.zsignyun.com/appHtml/#/pages/certification/privacyProtocol](https://h5.zsignyun.com/appHtml/#/pages/certification/privacyProtocol)

## Description

面向交易系统、CA机构、印章机构提供免费专人对接服务，面向各相关对接使用单位及终端用户提供服务，方便广大经营主体通过移动扫码方式开展招投标活动。

## Rankings

- #550,957 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6742137307)