air curtain

Commercial air conditioning comprehensive performance laboratory

Guangzhou Product Xin Detection Control System Design Limited Company

Low ambient temperature air source heat pump hot water machine laboratory

Guangzhou Product Xin Detection Control System Design Limited Company

Refrigerator performance laboratory

Guangzhou Product Xin Detection Control System Design Limited Company

Laboratory of enthalpy difference method for air conditioners

Guangzhou Product Xin Detection Control System Design Limited Company

Balanced ambient room calorimeter

Guangzhou Product Xin Detection Control System Design Limited Company