Shandong Zhongfei Ya import and export trade CO.,LTD

Qualification honor

• China Building Materials Federation gypsum building materials branch

• China Building Materials Federation gypsum building materials branch director unit

• Certificate of governing unit

• AAA credit enterprise

• Made in China network certified supplier

• Patent certificate for thermal blockade

• Gypsum powder calcination heat exchanger patent certificate

• Patent certificate of blower for steam boiler

• Steam tube calciner patent certificate