Lingzi Industrial Zone, Zibo, Shandong, China

Zibo Yonganda Refractory Materials Co. Ltd is a professional manufacturer of refractory products in Zibo City, China&＃039;s refractory base. As one of China&＃039;s largest refractories...

Tongan road, Qingdao, Shandong, China

We, Qingdao Spade Trading Co., Ltd, are dealing with import and export business. Especially, our company has much experience on government projects. Our business scope includes the following fields: A...