Collection Scenario

Collection Purpose

Collection Method

Personal Information Types

Account Registration, Login, and Authentication

Product and service registration, login, and email notifications

Voluntarily provided by user

Mobile phone number/email address

OCR Recognition (AI Feature)

Provide CAD drawing recognition, text information extraction, and other features to the user

Voluntarily uploaded by user

CAD drawing files voluntarily uploaded by user (including text, graphics, and other embedded information)

Intelligent Drawing Generation (AI Feature)

Provide intelligent annotation, automated generation and other functions for CAD drawings

Voluntarily provided by user

Drawing requirement descriptions (including annotation preferences, graphic parameters, etc.) and reference drawing files voluntarily uploaded by user

Intelligent Customer Service (AI Feature)

Intelligent response and answering inquiries about products and AI features

Voluntarily provided by user + automatically collected by system

Inquiry content, problem descriptions, relevant screenshots, account ID

Operational Assurance

Ensure stable operation of products and AI features, service quality optimization, and security risk prevention

Automatically collected by system

IP address, email address, browser type, device information (brand, model, etc.), network information

Real-Name Verification, Exam Registration, and Certificate Issuance

User identity verification on the training and certification platform, exam registration, exam eligibility confirmation, exam administration, score recording, and certificate generation, issuance, and display

Voluntarily filled in by user via personal center or real-name verification page

Full name, national ID number

Technical Service Community

Provide interactive features (content posting, commenting, liking, following, private messaging) and course learning services

Voluntarily provided by user + automatically collected by system

User-published or submitted content (including but not limited to comments, private messages, questions), behavioral records (likes, follows), course enrollment history, learning video viewing records, and other interactive operation information

Installation Feedback

Receive and process feedback and messages submitted by users after product installation, contact users, identify needs, and provide appropriate service assistance

Voluntarily provided by user

Full name, email address, mobile phone number, company name, province/city of residence, job title, industry, message content