Gu Yangang joined the work at a time when Petrochina Changqing Oilfield Company(PCOC)launched a sprint to the target of 20 million tons of oil and gas equivalent.She worshipped the technical expert Yan Minli as her teacher,modestly sought advice from her master every day,practised assiduously and repeatedly,and participated in technical competitions many times.In 2012,she successively won the gold medal in the skill competition of Petrochina Changqing Oilfield Company and the third oil production plant.In the same year,she was granted the May 1 Labour Medal of Gansu Province and the honour of Technical Expert of Gansu Province.