Beijing Tongzhouzhiyuan Environmental Technology c

Beijing Tongzhouzhiyuan Environmental Technology co. ltd is one of
the largest professional manufactures for household water filter,
industrial water processing equipments, water processing parts and
materials, our products are widely used in different kinds of
lines, such as electric, electrogilding, power plant , medicine,
oil, chemical industry, foodstuff ect. And we have established high
prestige at home.



Service principle: exceed customers? requirements for good
service

Service ... [Details]