General aviation co., LTD., shandong in 2017 to cooperate with us to carry out the ISO9001 quality management system, ISO14001 environmental management system, OHSA18001 occupational health management system certification, through consulting documents review panel into departments and on-site examination way has carried on the effective operation of the audit, has a complete three system certificate. In this I wish general aviation co., LTD. Shandong in the development is getting better and better!!!!!!