亚洲毛片精品一区_东北熟女脏话对白_欧日韩在线不卡视频_国产免费观看久久精品视频_亚洲欧美日韩一页_亚洲无码成人AV午夜电影院_成人在线免费视频观看_中文字幕网在线_国产成人精品台湾佬中文字幕_国产11一12周岁女毛片

         Yaoyang Steel Ball Co., Ltd. is located in Ningyang County, Tai'an City, a steel ball production base. It was founded in 2004 and is a professional steel ball enterprise specializing in the production of carbon steel materials. The steel ball products are within a group spacing of 2.8-6mm, 28 to 1000 grade carbon steel balls and metal balls with special technical requirements. The products are mainly used in bearings/shaft sleeves/wheels/instruments/slides/lock cores/handicrafts/toys/polishing/crushing of chemicals and solid objects. The quality and price of the products are highly trusted and loved by domestic and foreign merchants.
         Since the establishment of the company, we have always adhered to the policy of stable quality and customer first, placing product quality in an important position. We have established a comprehensive management system, especially the inspection and recovery system for each process from raw materials entering the factory to finished product packaging, to ensure that products meet the quality requirements of users. For many years, in addition to supplying customers at different levels in China, our products have also been exported to countries such as the United States, Japan, Russia, and India.
         Focus on our expertise and only sell our own products!