The raw materials of Toner Cartridge are related to the unique manufacturing technology of our products. It cannot be disclosed here. It is certain that the quality and source of the raw materials are reliable. We have established long-term relationships with different raw material suppliers. Control over the quality of raw materials is critical equally to that of finished products.

Guangzhou Kraise Co., Ltd. is leading company integrating R&D, manufacturing and sales for copier parts suppliers. Kraise Company's OPC for HP series contains multiple sub-products. Each production phase of Kraise Companytoner chip resetter is strictly supervised. The product is tear resistant when the laser printer is malfunctioning. The product is in the best quality at competitive, affordable prices. This product makes printing performs in a better way.

We have made corresponding plans to achieve sustainable development. In the production processes, we consciously reduce waste and conserve energy resources.