Jinan Hong Ye Environmental Technology Limited is a compa nyspecializing in carbon crystal plane heating materials R & D, manufact uring, marketing, promotion of the integration of high-tech enterprises, ov er theyears has been committed to environmental protection techno logyof heating, heating and health heating. The main push brand Red V alley seri es carbon crystal wall warm carbon crystal electric heating pai nting, temp erature controller and other products in energy saving, environmental pro tection, safety and other technical indicators far ahead, the social wide spr ead...