In April, 2015, Mr. Peng Jiugao, the head of R&D department of Grandsun, together with other 2063 persons, was granted with the honor of National Labor Model by Central Committee of the Communist Party of China and the State Council of the People's Republic of China. The honor is only for those who made great contributions to socialist construction. The award ceremony was held at the People’s Grand Hall in Beijing. The R&D team lead by Peng has developed a number of intelligent noise cancelling wearable products bearing independent intellectual property rights. He tutored and participated in 6 inventions, 44 practical innovational patents and 16 design patents in total. Many products he conducted has won the Red dot, If, CES innovation design awards.