Shanghai YIYAN diamond *****, is a collection of production and sales as one of diamond tools and glass tool manufacturers in china, our company has a perfect r&d and manufacturing capability, well-equipt, advanced technology, excellent and complete workmanship, the produced products with high quality and competitive price. Our company is located in the international metropolis-Shanghai.And has convenienttraffic.With the development of our company, we will increase investment strength to support the demand of our company&＃039;s strategy in the future , to meet every customers&＃039; demands. Our company adheres to the "integrity-based, build brand." as development tenet, adheres to the "take the advantages of bureau chief, abandon many short." as development ideas, and to the production of the product quality and quantity, repair kit, and supply exchange timely. The factory can on the basis of drawings, samples that customers providing to design, can also according to customer&＃039;s intentions to drill ShiXiu knife on-site restructuring and special design, and engaged in all kinds of product repair ***** the continuous efforts and development, our company relies on our own strength and wins the respect of industries. The products of our company rely on the Yangtze River at present, and covering all over the country even more servicing the whole world. We win the customers in domestic and foreign country by the high service. What the struggle aim of our company is that "without the products we can&＃039;t produce in the same industry." Our company will keep the independent innovation enterprising sprit continuously to provide high quality products and services for customers.