03 — China Industry Map
South & East China
Six hubs that power the South & East China economy.
Click any hub to see what it makes best. Know where to source, prototype and scale.
South & East China · GeographicPlate 03 · Industry Map
CLUSTER · 22.54°N · 114.06°E
Shenzhen 深圳
Population
~17.66M residents
GDP
GDP ~RMB 3.46T (Guangdong #1, China #3)
The world's densest electronics ecosystem. Huaqiangbei is the only place where 'idea-to-PCB in 24 hours' is real, and it is the home base of Tencent, DJI, BYD and Huawei.
ElectronicsAIRoboticsIoTDrones
Industrial Clusters
- Electronics · PCB · SMTHuaqiangbei packs 50,000+ component shops in ~1 km²; 24h prototype PCB and 3-day SMT are standard.
- Robotics · Drones · AI HWUBTECH, DJI, EcoFlow HQs in Nanshan & Bao'an robotics parks.
- IoT · Smart HomeTuya/Xiaomi partner network — module-level OEM available.
- Lithium · EV ComponentsBYD/CATL partners concentrated in Longgang and Pingshan.
Wholesale Markets
- Huaqiangbei (华强北)Futian DistrictComponents and finished goods wholesale — Huafa, SEG and Manhattan towers anchor the ecosystem.
- Sungang Electronics City (笋岗)LuohuB2B home appliances; popular with Korean operators.
- Bao'an Industrial BeltBao'anMid- and large-scale OEM factories; close to UBTECH and EcoFlow HQs.
MOQ · Lead time
MOQ: prototype 1pc (24h PCB) / OEM mass production 100–500pcs · lead time 25–45 days
Payment Practice
T/T 30/70 standard; certification builds use 30/40/30; L/C used selectively above ~RMB 1.5M.
✦ Insider Insights
- 01Huaqiangbei's floors map to margin: 1F = genuine, 4–5F = OEM-friendly, 7F+ = brokers.
- 02Prototype PCB: JLCPCB 24h. Mass production: Sintac and Victory are best price-quality tier.
- 03From 2025 the 'cross-border e-commerce first-line' bonded mode cuts ~3 days off export lead time at Shenzhen Customs.
- 04Nanshan Software Industrial Base lets you do prototype, MP and IR meetings inside one tower.
- 05Use Shenzhen ↔ HK shuttles (Shekou ferry, Huanggang land crossing) to keep finance/legal in HK and production in Shenzhen.
Customs & Export Tip
Compare Shekou and Yantian ports — Yantian wins ~4–6 days on US direct routes.