On December 7, 2022, Kunlong Petroleum Machinery Co., Ltd. in Shouguang City, Shandong Province, commissioned the Shandong Engineers Association to organize a scientific and technological achievement evaluation meeting for seven projects: "Research and development of double sealed anti gas and anti jamming underground anti spray rod pump"


World Investor Week is a global event proposed by the International Organization of Securities Commissions (IOSCO) in 2016, aimed at enhancing market awareness of the importance of investor education and protection.


Recently, Kunlong Petroleum Machinery Co., Ltd. in Shouguang City, Shandong Province signed a school enterprise cooperation agreement with Qingdao University of Science and Technology to carry out industry university research cooperation.


Recently, the Department of Industry and Information Technology of Shandong Province announced the list of the sixth batch of Shandong Province's manufacturing single champion enterprises, single champion products


< 123 >