Shanghai Silian Printing Ink Chemical Co., Ltd (for short SSL) is a leading manufacturer of offset printing ink locating in Shanghai, China. With experienced technical engineers, state of the art production equipment and inspection instruments for quality control, our company has a solid force in respect of scientific development and innovation. Based on our own special pigments, synthetic resins, binders and other additives we organize our production and managements strictly according to the systems of ISO9001:2015 and ISO14001:2015.