In March 1994, Cixi Huayu Instrument and Electronics Moulds Factory was established;

In December 1999, Cixi Huayu Instrument and Electronics Moulds Factory was renamed as Cixi Changhe Instrument Enclosures Factory;

In February 2000, the Factory set up a sales center in Beijing and established Beijing Changhe Enclosures Sales Co., Ltd.;

In March 2003, the Factory established a structural design center in BeijingZhongguancunHigh-techPark;

In September 2003, the Factory established Shanghai Changhe Enclosures Co., Ltd in Shanghai;

In October 2003, the Factory established Shenzhen Changhe Enclosures SalesCenter in Shenzhen;

In November 2004: The Factory will complete its expansion of factory buildings.

In January 2005: the Factory established Xian Changhe Enclosures EnclosuresSalesCenter in Xian；

In June 2005:the Factory established Wuhan Changhe EnclosuresSalesCenter in Wuhan；

In July 2005;the Factory established Jinan Changhe EnclosuresSalesCenter in Jinan；