Winvall has a new order from a regular customer by placing 2000 sets of mini electric motorized ball valves which will be installed in central air conditioning system. 

Following is our motorized ball valves testing video.

https://youtu.be/TMKn6sFs2Ps

Maggie Yang 

www.electric-ballvalve.com

[email protected]

Whatsapp: +86 18229986421