He and his younger brother Peng Weijun showed a lot of sporting potential and both would join then graduate from the Guangzhou Apollo youth team.

[2] Peng Weiguo remained with Guangzhou until the 1997 league season when Chongqing Longxin were willing to pay 2,350,000 Renminbi for him, however despite his high transfer he was unable to live up to expectations and would return to the Guangdong province with Shenzhen Pingan where he was also offered a training position.

[3] He would immediately become an integral member of the Chinese team and would play in the 1992 AFC Asian Cup where he aided China to a third-place finish as well as also scoring his first goal against Qatar during the tournament.

Peng Weiguo would leave his training position at Shenzhen Pingan in 2001 and move away from football to start several business ventures.

[6] On 1 December 2009 top tier football club Guangzhou Pharmaceutical officially announced Peng Weiguo as their caretaker head coach.