Apartment Rental Management - Java System Source Code Product Introduction: This system is designed for centralized apartments, scattered properties, and sub-landlords. It integrates property status, viewing, lease agreements, bills, deposits, meter reading, and lease termination settlement into a single system. It is equipped with a warning center, employee to-do list, tenant H5, butler maintenance terminal and operation large screen, and delivers complete project source code and Android demonstration APK. Price and installation of the current software version 1.2.2. Each system has only one functional version. The source code authorization price is 1,999 yuan. An additional 199 yuan is charged for one original deployment on the mutual site channel, totaling 2,198 yuan. Installation scope: Original Docker deployment and domain HTTPS configuration on one buyer's Linux server, excluding data migration, function customization, brand App release and long-term operation and maintenance. Online presentation with android experience management background: https://rent.diankit.com/ operator demo account: rt_owner demo password: 2026 rt Demo# background and mobile terminal staff entry using the above business accounts and passwords, graphic verification code according to fill in according to the current page. Tenant H5: https://rent.diankit.com/h5/ tenant demo phone number: 13700000001 into the mobile phone login page, enter the demo phone number, first click "get verification code", according to the login page shows the demonstration of code; No need to receive real text messages. Android demo APK (1.2.2) : https://www.diankit.com/download/rental-manager-1.2.2.apk android phones can download experience; APK and H5 use the same demo account. For iPhone, please use H5. The demonstration package connects to the public demonstration environment. Operating domestic: https://rent.diankit.com/rental/screen please login management background, continue to use the current business account permissions. The demonstration account is made public. The store, personnel, vehicle, property and business records are all fictional examples. Please do not fill in real personal information. Demonstration payment does not result in actual deduction. The demonstration entry is only for viewing the product effect. For purchase and after-sales service, please contact us through the Huzhan Order. Suitable for whom: Operators of apartments and scattered properties under self-owned, managed or sublet models with the same business entity. It is necessary to distinguish the management team for the entire set from the bedroom room status, lease terms, deposits and maintenance tasks. A developer and implemencer who provides private deployment and business customization services for a housing rental business entity. The division of labor management backend for each end: Operators, finance staff and butlers manage the room status, lease, collection and operation large screens by scope. Employee mobile app: Butlers and maintenance personnel view authorized tasks, handle viewing, meter reading, repair reporting and settlement. Tenant's mobile app: Check contract bills, make payments, report repairs, deposit progress, co-occupancy invitations and personal documents. Technology stack server side: Spring Boot 3.5.16, Spring Security; Java Compilation Objective 17, Docker uses JDK21 Business Persistence Layer: JdbcTemplate transaction and Flyway migration; The unified backend includes MyBatis management backend: React 19, Typescri-pt 6, Vite 8, Tailwind CSS 4, shadcn/ui Mobile end: uni-app, Vue 3, Typescri-pt. H5 / wechat Mini Program/Android Compiler and offline SDK 5.24 Data and Deployment: MySQL 8.4, Redis 7.4, Docker Compose, Nginx; Maven and pnpm build post-purchase delivery • server/ Complete Java server and industry business source code. • web/React management backend, independent large screen and role page source code. • client/uni-app client and employee end source code: H5, mini-program and App construction configuration. • Formal Flyway migration of the database, fictional demonstration seeds, and controlled pure DML recovery benchmarks. • Docker Compose, Nginx, environment initialization, backup and recovery scripts, and configuration examples. README, business, technical, deployment, FAQ, UI acceptance, development and maintenance, and update materials will be delivered with the package after full purchase. • License agreement, third-party license original text, file index and SHA256 verification. • 1.2.2 / versionCode 122 Officially signed Android Demo APK; Do not deliver the seller's private key, production configuration, AppKey private configuration or over-managed password. The complete business, deployment and maintenance manual is only provided with the delivery package after purchase and is not disclosed in full in the product details. The scope of authorization includes non-exclusive commercial authorization for a single project and a single terminal operating entity. Testing, pre-release and disaster recovery belong to the same authorized project. Allow self-use deployment, reading and modification of source code, and secondary development within the agreed project. The developer may agree to deliver to one end customer, who is regarded as the authorized entity and does not thereby obtain multi-customer authorization. Multiple unrelated projects or multiple terminal entities must be authorized separately; The original source code or modified products must not be resold, uploaded to public repositories or publicly distributed as source codes, templates or scaffolds. When delivering the source code to the agreed client, the same confidentiality and prohibition of resale obligations must be agreed upon. Third-party Copyrights and licenses are reserved. The final agreement shall be subject to the order and the authorization agreement supplemented by both parties. After-sales service and update: Provide answers to questions regarding the original functions and installation deployment steps within 30 days after delivery. It does not equal deployment on behalf of others, long-term operation and maintenance, or customized development. One year after purchase, a minor version update package of the original version will be provided. Defects of the original version will be checked and repaired as agreed. The buyer customizes the branch merge and upgrade implementation under a separate contract. New features, data migration, third-party modification, release of brand apps/mini-programs, and abnormal external services will be separately agreed upon based on actual needs. The buyer needs to prepare the server, domain name, cloud resources, payment merchants, SMS signatures and templates, the main body of the App/ mini-program, filing and hardware as needed. The buyer shall bear the third-party costs. Please first experience the demonstration, verify the required functions, deployment environment and service scope, and then confirm the purchaser, authorized project and delivery version through the mutual station order. The use of boundaries enables the management of multiple projects and buildings within a single business entity. It is not a cross-entity SaaS and does not include a housing search traffic portal, brokerage commissions, or daily rental hourly rooms. We do not offer rent loans, tenant wallets, platform collection and payment services, power cuts in case of arrears, or remote lock changes. The supervision of collection records does not mean that a direct connection to bank supervision has been established. Government registration, door lock electricity meters, OCR facial recognition, reliable electronic signatures and electronic invoices are not promoted as implemented universal interfaces. The operator must verify the local lease and prepayment rules. Provide existing payment, Alibaba Cloud SMS, mini-program subscription and Feige/Yilian Cloud printing compatibility. The buyer must prepare merchants, templates and hardware for separate joint debugging. The simulated process does not represent actual deduction or paper issuance. The mini-program needs to be configured by the buyer, filed and reviewed by the platform. The current Android demo includes the Alipay SDK. If wechat App payment is required, the mobile application and SDK module must be configured and then repackaged for acceptance. When refusing to be located, supplementary explanations must be provided according to the actual process, and it is not allowed to fabricate the presence. The demonstration and delivery address and login method can be found in "Online Demonstration and Android Experience" above. The store, personnel, vehicles, properties and business records in the figure are all fictional demonstration data. The demonstration payment will not deduct the real amount. Please do not upload real customer information. The delivery address after placing an order will be automatically provided by the platform for shipping. The source code of the mini-program can be configured and released by yourself. This does not mean that the mini-program or iOS finished package of the buyer's brand has been delivered.