Dalian Sun Rain Solar Company is a hi-tech enterprise specialized in researching .producing and marketing the products of solar light heat utilization technology .We are the chinese biggest export base of solar water heater ,awarded as "Chinese famous brand ","without national inspection produst ".

The present main products include :"Tianjiao heat- preservation wall A+ series. It adopts heat-preservation wall A+patents technology,whose heat preservation funtion increased by twenty more percents than the normal ones.