Shanghai Luantong Technology Co., LTD is an enterprise mainly in engaged in producing and selling biological products. Our company is located in shanghai city. Based on the good quality and pretty competitive price,we have many years professional experiences. Our products are widely supplied to many different countries, and we have built. long-term cooperative relationship with many labs. Meanwhile we have the professional team of scientists and advanced equipment. We upload the principles of openness. Dedicated to provide efficient and high quality services to every customer. We are sincerely looking forward to establishing a long-term stable and win-win business relationship with every customer.