The group owns the largest toner chip factory and a huge manufacturing area. The factory works according to the strict quality management guidelines of the internationally valid ISO 9001 and according to the environmental protection standards of ISO 14001.Why G&G?- The G&G brand from the Chinese world market leader of alternative printer cartridges Ninestar stands for the highest quality, environmental protection and patent security- Ninestar produces according to the ISO9001 quality standard and the ISO14001 environmental standard- Comparable print quality to the original- Significantly lower printing costs.