Zhejiang factory: majoy produces the switch , jack,connectoor, please onland the web site:www.huahuielec.com.

Shenzhen factory:majoy produces adjustable thermostat.

Huahui Technology(Hong Kong) Industrial Company was incorporated in 1987,and specializes in development and manufacture of the accessories of computer, audiovisual appliance and household appliances.
  The company always adheres to the policy of "pay respect to customers,value quality greatly,make improvement constantly and strive to create a famous brand " and provides quality products and considerate serviced to the clients .The customers from home and abroad are sincerely expected to negotiate, communicate and cooperate with us for mutual prosperity.