There is a market and sales channels for the products of a domestic and foreign enterprise, but the production capacity is limited. In order to increase production and sales, reduce the risk of new production lines, and gain market time, it entrusts other similar product manufacturers to produce through contract ordering, and the ordered products are low-priced. Buy out and directly affix your own brand trademark. The products produced by this cooperative method of entrusting others to produce are also OEM products.