Suzhou hailiang plastic rolling products from production to now has been three years, the main product positioning heavy industry, agricultural machinery two aspects. On August 5, 2013, the communication between suzhou hailiang and sany heavy industry finally achieved substantial development. On the same day, sany co., ltd. in charge of business, quality, engineering three commissioner to suzhou hailiang for a day of evaluation. For this review, suzhou hailiang is full of confidence, because the early docking has allowed hailiang company to have a detailed understanding of the needs of sany, plus suzhou hailiang experience in the production of plastic rolling products and the enterprise's own development resources, are enough to let hailiang calmly deal with the review. However, hailiang still attaches great importance to this review and has made various preparations in advance. During the review, sany review team not only had a deeper understanding of the basic situation of hailiang, but also conducted a strict review of the written materials and workshop site. After looking at the workshop site and various signs and signs, they expressed their satisfaction and put forward some of their opinions and opinions. With the joint efforts of both sides, the review work was completed smoothly, and the expected results were basically achieved. The cooperation between the two sides has laid a good foundation.