Sanfu Hezhong (Beijing Science and Technology Development Co., Ltd. won the bid for the Beijing municipal project:

link:

http://www.ccgp-beijing.gov.cn/xxgg/sjzfcggg/t20190628_1134927.html

Sanfhezhong (Beijing Science and Technology Development Co., Ltd.) is an integrated supplier of environmental protection instruments, providing high-quality testing instruments and services to municipal, environmental, and industrial customers for a long time. The equipment is complete and reliable