亚洲女avI免费色视频I久久阁I天天添天天爽I99免费国产I清清草免费视频I国产一区精品视频I伊人av综合I秋霞网一区二区I日本美女福利视频I97久久超碰国产精品电影I国产理论影院I黄色片免费视频I中文字幕国产剧情I素人一区二区三区I伊人网中文字幕I人人澡人人爽欧一区I久久国语I国产原创视频在线观看I国产麻豆电影在线观看I一级特黄毛片I天天插夜夜爽Ih视频一区I国产又猛又黄的视频I97视频在线免费播放I天天天天躁天天爱天天碰2018I夜色网

Heliochem technology(tianjin)group co.,ltd. was established in 1996 and is a well-known industrial fine chemical manufacturer and operation and maintenance solution provider in the industry. The group mainly engages in the maintenance and upkeep of industrial equipment, cleaning and rust prevention of component processes, machining cooling and lubrication, metal rolling assistance, and other fields of fine chemicals across all categories. At the same time, it provides customers with on-site cleaning and operation services and solution consulting. There are currently 6 subsidiaries under the group, with a total registered capital of 153 million yuan. It has 22 branches nationwide, with a sales network covering more than 150 cities and products exported to multiple countries and regions. In addition to the headquarters base in Tianjin, Huayang Xinxing Group invested 130 million yuan in 2018 to establish a second production base in Tangshan, Hebei Province. The base utilizes DCS and SIS systems to achieve full automation of production, laying the foundation for the comprehensive improvement of product services.