The office address of Handan Yinai metal products Co., Ltd. is located in Handan, the capital of Zhao state in the Warring States period, No. 1208, Zhaoxian building, No. 98, Renmin Road, Congtai District, Handan City, Hebei Province. The company has 30 years of production and sales experience in China, and established an export company in March this year Our company is mainly engaged in coke