Huolala Tech

Nov 6, 2024 · Frontend Development

How We Cut WeChat Mini‑Program Startup Time by 45% with Smart Async Splitting

This article details how the Huolala team tackled growing performance problems in their WeChat mini‑program—such as long startup, page‑switch lag, and increasing bundle size—by measuring key metrics, setting aggressive targets, and applying a series of optimizations including performance data reporting, code‑splitting, async component loading, and skeleton screens, ultimately achieving significant reductions in launch and transition times while keeping the main bundle size under control.