About Huizhou Tong Zheng Industry Co. Ltd Huizhou Tong Zheng Industry Co. Ltd has been dedicated to R&D, manufacturing and exporting controlling equipment and switchgear for many years. Our products are applicable in many areas, including highways, railway projects, stadium, power plant, cold and hot water supply and drainage, cable protective and speedway piping.
Technical support
Our 20 QC specialists conduct strict inspection during the production process to make sure each item meets your standard. Our 10 R&D engineers also create new items regularly.
Contact us
Delivery takes 10 to 15 days. To learn more about our products, contact us today.