About HL

Since July 1992 when Huanli  ( HL for short )  was established as a small company in Wenling City ,  Zhejiang

Province, HL has undergone many challenges and changes and today it has become the largest manufacturer

of pressure controls and switches for domestic water pumps in China  . Covering a total area of 60,000 square

meters, HL Group currently is a highly vertically-integrated company with 380 employees ... ...


At home 
Household water tanks

Rainwater harvesting
In the garden