BANGGOOD.COM SELLS *******. STAY AWAY. THERE IS NO AFTER SALES SERVICE!

I purchased a power generator from banggood.com online. It worked twice and after that it won't charge fully. BANGGOOD.COM DOES'NT ANSWER MY COMPLAINTS AND THE SELLER IGNORES ME! BANGGOOD.COM SELLS *******! STAY WELL AWAY FROM BANGGOOD.COM IN CHINA. I HAVE NEVER RECEIVED SUCH BAD SERVICE, OR NO SERVICE.