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Custom Web & App Development

Apps, mini-programs, and management systems — delivered around your business

End-to-end delivery from requirements analysis to launch and operations: customer-facing apps and mini-programs, internal management systems, and product-grade engineering quality throughout.

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Our own product line Three self-developed products in production — custom projects run to product standard
ERP-grade delivery rigor A Yonyou franchise partner bringing implementation methodology to custom development
Full source-code handover Code, docs, and IP contractually yours — no lock-in
Guangzhou-based team One team from requirements to operations — no subcontracting

Do these problems sound familiar?

The most common pain points in custom software development — and how we solve each one

Requirements lost in translation

Business ideas and product designs lack a professional interpreter, so what gets built always falls short.

Uncontrollable outsourcing quality

Low-cost outsourcing leads to abandoned work, delays, and unmaintained code.

Silent after go-live

After delivery the team disappears, and even small changes take weeks.

What we build

Full delivery coverage across customer-facing and internal systems

App development

From prototype to app store release

  • Native iOS / Android and uni-app cross-platform paths
  • Accounts, payments, and push notifications built in
  • Hands-on help through app store review and release

Mini-program development

WeChat and Alipay, every scenario

  • E-commerce, booking, membership, and utility scenarios
  • Subscription messages, payments, and coupon integrations
  • Tied into official accounts and the WeCom ecosystem

Management systems

Internal efficiency, visible and controlled

  • Back-office platforms, ERP add-ons, and data dashboards
  • Org structure, role permissions, and approval workflows
  • Business reports and data visualization

Full-cycle service

One team, start to finish

  • A fixed team of PM + product design + engineers
  • Milestone cadence with transparent weekly reports
  • Long-term operations and iteration after go-live

Where it fits

Start from your business goal, then choose the right platform

Business goalCommon forms and scenarios
Customer acquisition & conversion Mini-programs, apps, and H5 pages: online stores, appointment booking, membership, campaigns
Internal efficiency & management Web back office and mobile approvals: scheduling, inventory, ticketing, data dashboards
System connection & integration API integration and custom development: connect Yonyou ERP, e-commerce, and legacy systems

These are common starting points; the actual plan follows a requirements assessment, with phased delivery starting from a single feature.

The Shuqi six-step delivery method

Every stage has verifiable deliverables — development starts only after the prototype is signed off

Stage Key activities Stage deliverables
01Requirements Business interviews, scenario and priority mapping Requirements list · Project assessment
02Prototype & proposal Interactive prototype, scope definition and quotation Product prototype · Scope & quote proposal
03UI design Visual design and design guidelines UI mockups · Design guidelines
04Development & testing Iterative development, test cases, multi-device checks Weekly progress reports · Test reports
05Launch & handover Deployment, data migration, user training Deployment docs · User manual · Acceptance form
06Operations & iteration Monitoring, defect fixes, feature iteration Operations service reports

Development starts only after the prototype and proposal are confirmed by you in writing, and every stage output is verifiable. Each project keeps a fixed team — PM, product design, and engineers — the same people from start to finish, with no subcontracting.

Engineering capability & tech stack

Product-grade engineering applied to custom projects — not just stacked features

Product-grade design

Think it through before building

  • Interactive prototypes first — validate screens and rules before code
  • Design guidelines keep the multi-platform experience consistent
  • Usability, not feature checklists, is the acceptance bar

Quality & testing

Every step before launch is traceable

  • Test cases covering core business flows
  • Multi-device and multi-resolution compatibility checks
  • Performance and concurrency load tests before go-live

Architecture & integration

Room to grow with your business

  • API-first design for future extension and integration
  • Interfaces to Yonyou ERP, e-commerce, and existing systems
  • Legacy takeovers: assess the source code, then take over smoothly

Security & deployment

Your digital assets stay yours

  • Domains, servers, and store accounts registered under your name
  • HTTPS, backups, and permission controls as the baseline
  • Cloud or private deployment options
Common tech stack (chosen per project) uni-appVue3 + TypeScriptSpring BootNode.jsMySQL / PostgreSQLWeChat · Alipay open capabilitiesDockerLLM API integration

Our own products prove the engineering

We are not a pure outsourcing shop — three self-developed products ship and iterate continuously, and custom projects run on the same product-grade standard

Cases & results

How we turned similar requirements into outcomes

Consumer services

Custom booking mini-program

Three months after launch, online bookings account for over half of all reservations — and missed-call losses are basically gone (sample data, unverified)

Booking mini-program for a service brand chain: online bookings passed half of the total within three months; missed-call losses near zero (sample figures pending verification)

Read the case study
Education chain

Operations platform for education chain

Custom platform for a 12-campus arts-education chain — conflict-checked scheduling, auto-reconciled class hours, renewal reminders (sample data, unverified)

Operations system for a 12-campus education chain: scheduling time down ~60%, class-hour billing fully automated (sample figures pending verification)

Read the case study

Delivery commitments & after-sales

The things that usually cause disputes — source code, warranty, response — written down upfront

CommitmentWhat it means
Source code & IP Full source code and documentation delivered; IP contractually yours, with a third-party open-source component list attached
Free warranty Defect fixes free of charge during the warranty period (duration pending company confirmation)
Response channels Weekday hotline and remote support, with critical issues prioritized (response times pending company confirmation)
Asset ownership Domains, servers, and store accounts registered under your entity throughout — we implement, never hold assets on your behalf

Milestone acceptance: the project moves to the next stage only after each stage deliverable is confirmed by you in writing — schedule, quality, and cost all on record.

FAQ

Eight questions clients ask most about custom development

Custom build, template, or SaaS — how do I choose?

Three tests. Control: templates and SaaS keep the code and data rules with the vendor, a custom build keeps them with you. Long-term cost: SaaS bills annually and grows with usage, a custom build is one investment. Complexity: simple rules fit templates, personalized processes break them. We deliver both and will advise honestly for your business.

Why do quotes for the same requirement differ several-fold?

Because the deliverables differ: low quotes usually mean templates or subcontracted work, with non-extensible code and no source. The gap comes from scope, code quality, team composition, and after-sales coverage. Compare deliverables — source code? documentation? how long is the warranty? — not just the total price.

Who owns the source code and the IP?

Under law, if the contract is silent, copyright defaults to the developer. Our practice is to write it down: the contract states that all deliverables (source code, documents, design files) belong to you, with a third-party open-source component list attached to avoid license risks.

I can't articulate my requirements — how do we start?

Prototype first: our product manager interviews your team and produces a clickable interactive prototype. You confirm screens and rules visually before development starts. Most clients cannot describe "what they want" but recognize "what it looks like" — the prototype is the professional translation.

How do you guarantee the project won't stall?

Three safeguards: the six-step method puts deliverables and written sign-offs at every stage, so progress is verifiable; the team is fixed with no subcontracting or layered outsourcing; milestone cadence plus weekly reports surface schedule risks early — not at the end.

What if requirements change mid-way, or we want features after launch?

Changes are assessed for effort first, then confirmed in writing for schedule and cost before execution — no surprise bills afterwards. The architecture is designed for extensibility, and frequently changed areas (such as campaign slots) are configuration-driven.

What happens if something breaks after go-live?

Defect fixes are free during the warranty period, with weekday hotline and remote support. An optional annual operations agreement covers periodic health checks, small iterations, and optimization advice — go-live is a beginning, not the end.

Have you worked in our industry?

We have delivered for life services, chain education, retail, and manufacturing — see the cases below and the case library. With our ERP implementation and self-developed product background, cross-industry business understanding is a strength. Start from a same-industry case, then talk to us.

Get a free custom development assessment

Tell us what you want to build — the business scenario, target users, and target launch date. We will reply with scope, prototype suggestions, and an initial quote; and if we are not the right fit, we will tell you why.

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