The municipal government asked it to take over some of the city's other ailing appliance makers. In 1988, the company assumed control of Qingdao Electroplating Company (making microwaves) and in 1991 took over Qingdao Air Conditioner Plant and Qingdao Freezer and in 1995, took over Qingdao red star electronics co., LTD, which has been a famous business case included by the Harvard Business School.