Dear Friends, Thanks for your support. Welcome to our Shenzhen factory. Add:1/F, Bldg. C2,Fuyuan Industrial Park, Xixiang Town, Baoan District, Shenzhen, China. Shanghai office welcome you too. Hope our good business with you in energy marketing for wind-solar system. Now seek for the larger than 10kw wind turbines, please get me your information, thanks. Our products have: * valid CE, RoHs ISO certificate. * 1 year of warranty. Shenzhen Green Elec Technology CO., LTD. is a high-tech enterprise which makes commitment to wind power research, development, production and marketing. The company has advanced experiment equipment of wind power and open wind tunnel with diameter of 2.9m. Our product be wind turbine and pole and controller&inverter and solar panel system for 50w-5kw. Please let me know if you are interested in our product. If you have any enquiries of our products, please do not hesitate to contact us. It would be a pleasure to have further discussions with you. Best Regards, Aida Qi Green Elec Show More