Efficiency First · Delivery Focused · Maintainable

FROM IDEA TO APP Turn every idea into Build Ship Iterate Sustain

We specialize in App development and engineering delivery: from requirement analysis, prototyping, architecture, development and testing, app store publishing, to ongoing iteration and performance governance. One goal — launch faster, higher quality, version under control.

0ms Cold Start <
0% Uptime Stability
0 Users Served
Available on
Huawei
Xiaomi
OPPO
vivo
Honor
9:41
Hello 👋 AI Translation Assistant
Translation Tools
Photo
Video
Voice
System-wide
Live Translation
🇬🇧 EN
Hello World
🇨🇳 ZH
Hello World
50+ Languages Global Coverage
AI-Powered High Accuracy
Ultra-Fast < 200ms

All-in-One Translation App — No Boundaries

Supports photo, video, voice, simultaneous interpretation, manga/novel, and system-wide translation — covering every scenario

Photo Translation

Snap a photo or pick an image to instantly recognize and translate text. Multi-language OCR — perfect for travel and study.

Video Translation

Automatically recognizes speech and subtitles in videos, generating real-time translations. Great for streaming shows and language learning.

Voice · Simultaneous Interpretation

Real-time voice recognition and simultaneous interpretation. One tap for meetings and conversations — zero communication lag.

Novel · Manga Translation

Intelligently recognizes novel paragraphs and manga speech bubbles. One-tap translation while preserving original layout.

System-wide Translation

Floating window for system-wide translation. Select text in any app and translate instantly — no app switching needed.

Multi-Language Support

Covers English, Japanese, Korean, French, German, Spanish, and dozens more. Continuously expanding to meet global needs.

Every screen crafted with care

From photo translation to real-time video subtitles and voice interpretation — every scene delivers a premium experience

OCR Recognition 98.5% Accuracy
Video Translation Real-time AI Subtitles
Latency < 200ms
Voice Interp. 30+ Languages
9:41
Bonjour le monde Hello World
Bienvenue Welcome
🇫🇷 French
🇨🇳 Chinese
Photo Translation
9:41
🎙️ Simultaneous Interpretation
LIVE
🇯🇵
🇨🇳
🇯🇵
🇨🇳
Listening...
Voice Interpretation

End-to-End App Lifecycle

Practical, deliverable development services — from 0→1 MVP launch to 1→N version iteration, or taking over legacy projects for refactoring

Full Lifecycle
Req.
Arch.
Dev
Test
Launch
Ops
01

Custom App Development

Java/Kotlin dual stack, architecture designed to match business complexity — ensuring smooth future iterations.

KotlinJetpackMVVM
02

Architecture Design & Refactoring

Modularization, component-based design, dependency management, code standards, and testability — eliminate technical debt.

ComponentsDIClean Arch
03

Performance & Stability

Startup speed, jank, memory, battery, and crash diagnosis & fix — with post-mortem reports and standards.

ProfilerLeakCanaryANR Fix
04

API Integration & Data Pipeline

Network layer abstraction, error code standards, analytics instrumentation, and data observability.

RetrofitOkHttpAnalytics
05

Publishing & Release Management

Multi-channel packaging, signing & obfuscation, staged rollout, crash monitoring and rollback plans.

Multi-channelStaged RolloutBugly
06

Continuous Iteration & Ops Support

Weekly/version-based iteration cadence, maintenance guidance, and technical debt management.

CI/CDMonitoringHotfix
Project Types We Take
0→1: MVP Fast Launch
1→N: Version Iteration / Performance
Legacy Takeover: Refactor / Crash Fix

Reliable · Maintainable · Scalable

Choosing mature solutions while preserving upgrade paths — engineering mindset behind every delivery

tech-stack — zsh
overview metrics
$
Kotlin · Java · Jetpack Compose · Gradle · MVVM · Clean Architecture
$
Modular Build · CI/CD · Multi-channel · Staged Rollout · Hotfix
$ |

Core Engineering

CORE
Coding Kotlin / Java
Build Tools Gradle · KSP
Architecture Modular · Clean Arch
Quality Crash Analysis · Profiling
class App : Application() { override fun onCreate() { initModules() setupMonitor() } }

Business Capabilities

BIZ
Networking Retrofit · OkHttp
Multimedia Audio/Video · Background
i18n Multi-lang · Timezone
Analytics Events · A/B · Conversion
suspend fun translate( text: String, from: Language, to: Language ): Result<Translation>

Metrics We Care About

Cold/warm start, crash rate, ANR, jank, memory, battery, network failure rate.

ProfilerLeakCanarySystrace

What We Deliver

Runnable project, build config, module documentation, risk notes, and maintenance guidance.

DocsSourceCI Config

Pitfalls We Avoid

Feature bloat without governance, unbounded dependencies, no rollback strategy, post-launch issue blindness.

Code ReviewRollback PlanStaged

Domains We Excel In

Deep expertise across productivity tools, content apps, and enterprise applications

Productivity & Utility Apps

Lightweight, fast startup, stable permissions/compatibility — focused on usability and retention.

Cold Start < 800ms Low Battery High Retention
User Satisfaction 92%

Content & Multimedia Apps

Video/audio pipeline, background tasks, caching strategy, and notification experience.

AV Processing Stable BG Smooth Playback
Playback Smoothness 99.2%

Enterprise & Custom Apps

Account system, permission control, data sync & offline capabilities, version management.

Access Control Offline Ready Data Security
Sync Success Rate 99.8%

A Real Engineering Environment

A small but highly efficient team, in a focused work environment

Office Scene 1
Office Scene 2
Office Scene 3

A great App is more than just "features working"

It means long-term reliability in experience, quality, and sustainable iteration

Collaboration Principles

  • No promises on unverifiable outcomes — delivery is based on versions and acceptance criteria
  • Surface risks early, break down plans into executable tasks
  • Continuous communication, iterative delivery, transparent process

What You Get

  • A clear development plan with milestone schedule
  • A maintainable codebase and reusable technical assets
  • A sustainable collaboration model with quality standards

Small, Efficient Team

Covering product, design, development, and QA — dedicated to turning ideas into high-quality Apps

Li Feng

Li Feng

Founder & Chief Engineer with 10+ years of mobile R&D and delivery experience. Expert in architecture design, performance governance, and engineering delivery.

Huang Congcong

Huang Congcong

Product Manager responsible for product direction, requirement prioritization, and client communication. The team's one and only "Super Architect".

Feng Bo

Feng Bo

Senior Engineer focused on architecture design and Kotlin development, responsible for critical path implementation and cross-device compatibility.

Liu Ting

Liu Ting

UI/UX Designer responsible for interface design and prototyping, improving product usability and user experience conversion.

Chen Jing

Chen Jing

QA & DevOps Engineer responsible for release quality, CI/CD workflows, and production monitoring — ensuring stability in live environments.

Li Junjie

Li Junjie

Business Development & Client Relations, responsible for client relationships, business proposals, and partnership negotiations — driving growth and long-term collaborations.

Tell Us Your Goal

Share your project type, core features, target platform, timeline, and budget — we'll respond with an actionable proposal

Contact Information

Company: Xi'an ZhongYunHengKe IT Co., Ltd.
Focus: App Development / Refactoring / Performance & Stability
Location: Xi'an, China (Remote collaboration available)

Phone400-820-7009
WeChatZHKe-Biz
AddressYanta District, Xi'an, Shaanxi
HoursMon–Fri 9:30–18:30
WeChat QR Code
WeChat for Business
Scan to add (fast response on weekdays)

Please send us the following information: Project Type Core Features Target Platform Deadline Budget Range

Project Brief

Start Your Project or Try Our Translation App

From 0-to-1 MVP launch to 1-to-N version iteration, or taking over a legacy project for refactoring — we can help