在线国产欧美精品123_日韩欧美国产动漫在线_国产狂喷潮在线观看视频国_国产成人无码AⅤ片免费看_日产一二三四五六t乱码区_国产偷人视频免费播放_粉嫩在线资源视频_破外女第一次出血毛片_日韩精品免费一区二区_黄色电影在线看亚洲色网站

Business mode: Chengna Baichuan · Xinze Wanjia

 

Business philosophy: people-oriented, customer-oriented; Take quality as longitude and efficiency as latitude

 

Three principles of the company: take the interests of Youtai as the principle; ? Based on the principle of common interests of employees; Solve problems and serve customers as the principle

 

Company quality policy: in the design, manufacture and service of the whole process of full participation, continuous creation and improvement, the establishment and operation of efficient, scientific quality management system, to meet and exceed customer needs.