Grandglow is located in Huangshi, Hubei, China. It covers an area of over 66000 square meters .Also R&D and testing center area of 7000 square meters which is a R&D centre composed of a post-doctoral returnee with PHD. We have three R&D centers. They are in Huangshi, Wuhan and China. Grandglow have been continuing emphasis on brand building , establishing the highest quality, best service, best cost-effective brand philosophy, responding quickly to customer needs and understanding customer value pursuit. With the "Green changes life,Technology leads the future" development idea and adhering to "Innovation ,Excellence and Superior", tomorrow, Grandglow will be your most reliable partner for green energy power systems.

2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.What can you buy from us?
solar Inverter,PV Combiner Box,Solar Charge Controller,Wind Turbine Inverter,UPS

4. Why should you buy from us not from other suppliers?
One of the oldest inverter manufacturers in China since 2002, products covers from grid tie inverter, off grid inverter, pump inverter, micro inverter, high frequency inverter, combiner box, battery charge controller, power system design and installation.

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU；
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,Western Union,Cash;
Language Spoken:English,Chinese,French,Korean