鸡巴插骚逼视频欧美风格,在线观看性感天花板插b,成人片黄网站色大片免费观看cn,99久久国产精品免费热7788

Founded in 1996, with its good commercial reputation, continuous innovation ability and persistent pursuit of high-quality products, Shanghai Chengxiang has formed a strategic partnership with CAYKEN Group, Germany, and has acquired an international synchronous technology and production platform, and has shared international channels.

Cheng Xiang's main products include diamond drilling machine, wall cutting machine, magnetic drill and other industrial drilling machinery. It covers more than 20 series and more than 100 specifications. It is widely used in industrial manufacturing and large-scale infrastructure construction. It is a complete set for aerospace, shipping, automobile, petrochemical, engineering machinery, construction and other industries closely related to national economic development.

Over the years, the company's brand operation and product quality have been recognized by users both at home and abroad. Today, Chengxiang is exploring a positive development path for the establishment of an international brand belonging to China, the sustainable development of Chinese national enterprises, and the promotion of the reform and progress of drilling machinery.

Build tools and help the world! Shanghai Chengxiang is determined to make its own contribution to innovation through unremitting efforts and persistent pursuit in the field of quality and innovation, from "Made in China" to "Created in China", and thus win the respect of the whole world!