Zibo, Shandong: air-to-air core cluster
Zibo and nearby Huantai host a dense ecosystem of heat-exchanger makers with local access to aluminum foil, corrugation and bonding services. CNCSP own facility sits in this cluster, which shortens prototyping and keeps material quality controlled.
Shangyu, Zhejiang: fans and HVAC
Shangyu is known as a fan and HVAC component hub, supplying the blowers and controls that surround heat-recovery cores in complete units.
A broader national map
Jiangsu leads in gasketed and brazed plate PHEs, while Guangdong concentrates HVAC system assembly. Buyers can source complementary parts across clusters and consolidate shipments.