1984-1989 Chen Xiaoquan(hereafter Chen) was appointed agent of the domestic intercom manufactured by QuanZhou Red Star Radio Appliances Factory.

1989-1992 Chen was appointed agent of Marantz C150(Japan) as well as the Kenwood TK-208 series walkie talkies.

1992-2001 Chen established HongHui Radio Applicances Factory in Nan'an, producing high-power cordless telephone.The factory was then a family workshop,developing from 10 staff to more than 50 members.

2001 Chen set up QuanSheng Electronics Co. Ltd , with the registered capital of RMB 580,000. The establishment of QuanSheng Electronics Co. Ltd marks the transition to be an professional intercom company with independent research and development.Having more than 50 members in the company, the company kept the operating model of family workshop.

TG-208/308/2118/3118--The first series walkie talkie of QuanSheng were released to the market.

2002 QuanSheng officially moved into two new plants, covering an area of 1552 square meters.

The foreign trade department was set up in the same year.

2003 QuanSheng applied for registration of QuanSheng Brand.

2005 K4AT---the world's first keypad intercom with Voice prompt function hit the market, and there came to the "K4AT rush" at home and abroad.

TG-K4AT series walkie talkie succeeded in attaining China Radio Type Approval Certificate.

2006 QuanSheng completed the construction of another two plants, covering an area of 12,000 square meters.

Chen paid great attention to intellectual property, and set up mould and injection workshop in the company.

QuanSheng Electronics co. Ltd passed the ISO9001 certification.

QuanSheng set up an office in Shenzhen for its subsidiary company NUT Science & Technology Development Co., Ltd(NUT-branded).

2007 It was the first time that QuanSheng attended the HK Global Sourcing Electronics Fair, hoping to explore the new international market.

TG-93A PLUS series walkie talkie successfully passed CE certifi