Zhejiang Yili Automobile Air Conditioning Co, Ltd.was estabished in ongquan city, Zhejang Province. Founded in 1997,the company is commited to the integrateddevelopment of R& D, producion and sales of automotive air-conditioning pats. The main products are resistors, electronic fan speed control modues and electronic sensors. tcooperates with some wellknown domestic blower and electronic fan manufacturers to develop for it. The corresponding speed control module has been industialzed.