女同一区二区久色婷婷五月天,久久r精品免费美女被艹精,啊啊啊啊我要无码不分区亚洲,伊人导航精品色奇吧福利视频

Take source innovation as the main driving force and promote industrial technology upgrading

Sichuan sidaneng Environmental Protection Technology Co., Ltd. is an environmental protection high-tech group enterprise specializing in gas purification, liquid treatment and medical waste Internet of things online supervision platform. Adhering to the mission of promoting industrial technology upgrading with source innovation as the main driving force, the company is committed to special membrane separation technology to provide enterprises with cleaner production, energy-saving and environmental protection solutions.

The company's main businesses include project consulting, planning and design, equipment manufacturing, engineering construction, operation and maintenance services, etc., serving the industrial industry - new energy materials (lithium battery), metallurgy, chemical industry, petroleum, pharmaceutical, military industry, nuclear power, etc; Municipal Industry - municipal sewage, landfill leachate, hospital waste management, etc., has established long-term and stable cooperative relations with many large leading listed companies and central enterprises in the industry.