Company Profile
Hangzhou Henma Power Technology Co., Ltd. is a focus on plugging device research and development and production of science and technology enterprises. A series of sealing and plugging devices such as LSR self-leveling plugging material, BBS anti-condensation plugging material, inflatable cable pipe plugging device, cable pipe plugging device, etc. independently developed and produced by HENMA have filled the gap of soft plugging technology in the plugging industry in China for 40 years, and contributed to the orderly and good operation of power telecommunication pipe network.
Before the establishment of the company, Henma's technical team had done several years of research and development for inflatable cable and pipe sealing device series products, and the profound technology has become a solid cornerstone of production guidance and sales service after Henma's establishment. At the same time, Henma has long cooperated with Zhejiang University, East China University of Science and Technology and other institutions of higher learning and obtained one invention patent and three utility model patents. Henma brand blocking products sell well in overseas markets, it also provides high-quality sales for many customers including the State Grid, China Telecom, China Mobile, and China Unicom. Henma brand pipeline sealing series products through 10 years of experience accumulation and technology accumulation, for all friends to provide the most powerful quality assurance and service commitment.
Focus on quality, technology-oriented future. For a long time, Henma people have been adhering to the business tenet of quality first and honesty first, adhering to the original spirit of innovation and excellence, and looking forward to cooperating with you.

Company established in 2010
Serving more than 500 customers
More than ten kinds of plugging products
Focus on the cause of pipe hole plugging