2016 public drinking water in China
Top 10 equipment enterprises

National drinking water equipment industry
Quality leading brand

National quality reliable products

First batch of drinking water equipment
Recommend pilot units on campus

China's educational equipment
Trade association membership certificate

School of the year 2014
(energy saving, environmental protection) excellent service enterprise

Business license

Approval document for hygiene license of Chengshan brand commercial direct drinking water dispenser

Approval of sanitation license for Chengshan water purification equipment

Environmental management system certification

Certificate of occupational health management system

Safety production standardization certificate

Trademark registration certificate

Chengshan brand commercial direct drinking machine

Chengshan brand commercial direct drinking machine

Drinking water inspection report of water boiler

Linjiang high school direct drinking water test report

Report of Shanghai disease center of Chengshan brand direct water dispenser

Inspection report of Chengshan brand commercial direct drinking water dispenser

Inspection report of Chengshan brand direct water dispenser