Shandong Masterhan Science and Technology Co., Ltd. is located in Dongying City, China, the second largest oilfield in China, Sinopec Shengli Oilfield is located in this city too. Meanwhile, the city is the world\\\'s largest chemical production base, a comprehensive industrial city covering petroleum refining, fine chemicals, new energy resources materials, rare elements resource, food additives, petroleum equipment and auto parts industries. At the beginning, we mainly engaged in petroleum engineering construction and petroleum equipment export business. After nearly 10 years of development, our company now has comprehensive industries such as food additives, petrochemical and refining catalysts and petroleum additive research and development, production, storage, trade, petroleum engineering contracting, etc. Our annual sales amount reach to 50 million USD, and we have established long and stable cooperative relationships with customers in nearly 60 countries abroad, and set up branches in Southeast Asia and Middle East countries. All of our products have passed ISO quality system, environmental system, health system, kosher, halal system certification, and are gradually developing in the direction of grouping, internationalization and industrialization. The company has a broad development prospect and unlimited future potential. Our research, development and sales of green and environmental, high-tech products are the strongest industries of our company. Our company always carries out the principle of \\\"quality first, service first\\\", strictly controls every link of product production in accordance with international standards, and strives to provide customers with the most quality products in the most competitive prices. We specialize in providing the following products: acesulfameae, aspartame, gelatin, xanthan gum, food flavors and other food additives, petrochemical and refining catalysts ,petroleum additives and other chemical products.