Top Quality Lifepo4 Battery - – SWELL TECHNOLOGY

Green (Tianjin) Technology Development Co., Ltd. locates in Tianjin, China with registered capital of 10 million U.S. dollar and total investment 25 million U.S. dollar. Our company specializes in design and construction services of WALMAX wind/sand/snow/dust control environmental protection system and WALMAX outdoor camping system.
Green Technology strictly follows the modern enterprise management mechanism and has passed the authorization and the audit of ISO9001: 2008, ISO14001: 2004, ISO: 18001:2007 system. The company owns the qualification of Environmental Engineering Contractor (Grade III) and Steel Structure Engineering Contractor (Grade III). “WALMAX” is the registered trademark.