蜜臀av成人一区二区,狠狠操婷婷操婷婷天天操,亚洲美女和男人日逼

Shenzhen Zhengang Industrial Equipment Co., Ltd. integrates R & D, manufacturing, sales, installation and service. After more than 10 years of unremitting efforts, it has successively established Xi'an Zhenhua Intelligent Technology Co., Ltd., beizhou Intelligent Technology Co., Ltd., Shunde Zhengang surface treatment Co., Ltd. and Zhenda Environmental Protection Engineering Co., Ltd. as the original company specializing in the production of industrial coating equipment, Develop into today's high-tech and diversified high-tech enterprises in the fields of coating, environmental protection and purification. Based on the enterprise spirit of "building a business in good faith and sustainable management", all employees of Zhengang have made continuous scientific and technological innovation, and have successively obtained a number of national patents such as "plastic parts pretreatment spray production line", "gas purification device" and so on. At the same time, it took the lead in passing ISO9001:2000 international quality management system certification in the industry, and implemented SA8000 system. The company has strong strength and a huge scientific research team. The production base in Shenzhen covers an area of 20000 square meters, fixed assets of 80 million yuan and more than 100 scientific researchers. The products have been widely used in electronics, aviation, aerospace, automobile, home appliances, furniture and other industries. There are many engineering examples all over the country. At the same time, they are exported to Russia, South Korea, Vietnam, India, Egypt and other countries. Zhengang will further strengthen cooperation with major enterprises at home and abroad and strive to create a strong independent knowledge brand and a large diversified group company with sustainable development.