대장 - 대한민국 모든 장비/중장비대장

Complete all your on-site tasks with "Daejang."
Daejang is a smart, integrated heavy equipment management platform designed to connect heavy equipment operators and construction sites, eliminating the need for complicated paperwork and late payments.

* Summary of Key Features
• Work log recording and management
• Automatically generate transaction statements/contracts
• Apply electronic signature images
• Automatically link business information
• Payment and automatic settlement (planned)
• Secure personal information protection

🚜 Essential App for Heavy Equipment Operators
Daejang is designed with a simple and intuitive UI for heavy equipment operators to use directly on-site.
Easily record your daily work in the "Work Log," and transaction statements and lease agreements will be automatically generated, allowing you to issue legally binding documents without the need for separate paperwork. • Automatically create work logs
• Automatically issue transaction statements and lease agreements
• Support for electronic signature image registration
• Business information integration and automatic entry

🧾 Electronic Contract & Document Automation
Stop wasting time drafting complex contracts.
Based on entered schedule, equipment information, and price data,
we automatically generate contracts and transaction statements.
Adding an electronic signature image instantly saves the contract as a legally binding document.
• Automatically create a standard lease agreement
• Upload and apply signature images
• Download contracts and statements from the gallery
• Automatically save and search transaction records

📊 Integrated Business Information Management
Enter your business registration number, company name, representative name, account information, etc. once, and they will be automatically retrieved when creating future contracts and transaction statements.
Manage the information necessary for settlement and tax processing in one place. • Manage business registration number, business type, industry, and business address
• Register settlement account and depositor information
• Automatic document entry

🔒 Secure Personal Information Protection
Jeongjae complies with the Personal Information Protection Act and

securely encrypts and protects all user information.
Entered personal and business information will not be provided to third parties,
and will be immediately destroyed upon membership cancellation.
• OAuth login (supports Kakao, Google, and Apple)
• Encrypted storage of all data
• Secure electronic document storage system

💰 Payment and settlement system without payment delays (2nd version planned)
Jeongjae will soon be integrated with a payment gateway (PG)

to securely settle work costs after prepayment.
The client pays before work begins,
and the payment is automatically made to the contractor upon completion,
providing a transaction environment free from wage arrears. • Secure PG payment system (scheduled for introduction)
• Automatic settlement upon completion of work
• Payment details confirmation and record management
• Automated schedule recording and document issuance

💡 Jangdae is recommended for:

1. Heavy equipment operators who keep daily work logs on-site

2. Equipment owners or small business owners who create transaction statements and contracts individually

3. Construction industry professionals who find it difficult to manage site-specific settlements

4. Clients who want transparent transactions without worrying about non-payment

Why Jangdae?

To address the "burden of document creation,"
"the risk of settlement delays and non-payment," and "inefficient information management" faced by heavy equipment operators on-site, Jangdae aims to be more than just a simple record-keeping app; it aims to be a new standard platform for the heavy equipment industry.

Jangdae helps operators focus on their core business,
and builds trust with transparent transaction records for clients.