1988Zhejiang Hengyou Machine & Electron Co., Ltd. is established.
1992the PH-22 rotary hammer is successfully developed.
1997the 50j demolition hammer is successfully developed and introduced.
1999our products passed GS, CE, and EMC certifications.
2001we passed ISO9001 Quality Management System; achieved power tool productions over 1 million per year. We successfully obtained the ISO 9001:2000 quality management system authentication We gained 50% OEM market share of rotary hammer/demolition hammer production
2004Zhejiang Hengyou Gear Co., Ltd. is established. Hengyou turns to mainly manufacture premium power tools. We were granted a Chinese national utility model patent for our pneumatic multifunctional rotary hammer (Patent No:ZL 03203101.7).
2006Hengyou developed the technology to apply magnesium alloy in power tools.
2007Hengyou was granted a Chinese “National Inspection Exemption” certification.
2012Hengyou successfully developed the 40mm SDS Max rotary hammer.
2014We started to develop the premium red-circle series rotary hammers and demolition hammers.
2015Our company invested total 9 million US dollars in workshop upgrading.
2016Hengyou has established brand new heat treatment workshop, equipped with advanced heat treatment equipment imported from South Korea to achieve better performance and quality of our premium products.
2018Hengyou has established customer experience section, for our customers to experience our products by their own, provide a direct reference for you to choose from.We established customer experience section.
Hengyou is a professional rotary hammer and demolition hammer manufacturer that is experienced for over 30 years, with production power of 1.5 million per year. Hengyou owns two self-owned brands, “HENGYOU” and “PTG”, also provide OEM service according to customers’ requirements. Since establishment in 1988, we are dedicated to power tool developing and manufacturing, for now we have formed a complete manufacturing procedure. We’ve established professional technical team, manufacturing team, QA team, after service and support team, etc., choose Hengyou as your provider is a wise choice.READ MORE