Shandong guanghe trading co., LTD., which is mainly composed of sodium nitrite and sodium nitrate chemicals integrated supplier, the company has a professional technical team and sales team, to meet all customer needs. Companies with complete varieties, good quality and reasonable price. Products are widely used in dyes, pigments, water treatment, and other chemical fields.Our company has been the unanimous recognition and trust of users, and can meet the demand of the continuous development of economy and society. We warmly welcome business partners from all walks of life, expect to establish friendly and cooperative business contact with you and achieve a win-win goal.