I am Siegfried, engaged in selling Phytosterol in Russia, thus, it is extremely important for me to select a reliable supplier of Phytosterol.
Google “Company Name”
A renowned company name usually shows a great deal results on Goolge Search, because its company name is frequently searched by their customers or cited by other web sites.
Take “Foodchem International Corporation” as an example, as has been showed in the below picture, there comes out more than 298,000 searching results on Google. 
History of Supplier
History counts for a lot, a supplier with long history in the Phytosterol industry has a wealth of experience to accurately grasp the Phytosterol market, most of unexpected problems can be solved timely and accurately. The Chinese government gives all the enterprise a issued business license, from which history of enterprises can be found. Under such a fierce competition of Phytosterol market, enterprises who can survive over five years can normally be trusted.
The picture below shows the license certificate of Foodchem International Corporation, China’s leading supplier of food additive and food ingredients with establishing year of more than 8.
Location
Generally cargo takes ship delivery; thus, sustainable trading companies tend to set their sites in coast cities, such as Shanghai, Qingdao, and Tianjin in China.
Warehouse
Warehouse is also important for Phytosterol suppliers, Phytosterol traders make judgments through Phytosterol market situation. On one hand, while Phytosterol is in the upside, traders purchase bulk Phytosterol for storage, and sell with the price advantage; On the other, vendors need to keep cargo in warehouse in case customers need LCL loaded.
Foodchem International Corporation owns an EDC warehouse in Shanghai, an advanced warehouse system which only few trading companies in Shanghai can provide, it avails fast delivery within 1 week.
Size of Team
Member Size of suppliers or manufacturers also plays a very important role; generally number of manufacturers is slightly larger than traders. A complete overseas trade involves a lot of sessions; To perform perfectly, each session requires well-professional persons. A well-founded overseas trading company generally includes online marketing, sales, logistics, purchasing, service, administration departments, etc.
Normally we can scan through the vendor’s web site or some third-party social networking sites to confirm suppliers’ team size.
Certificate
A formal operation supplier of food additives normally passes ISO certificate as well as other well-known certificate like halal, kosher, ect.
Shipping and Payment
In order to meets different needs of buyers, according to intercoms, Phytosterol suppliers often provides several payment ways, such as FOB, L/C, D/P, T/T and so on.
Exquisite Website
Qualified Phytosterol suppliers tend to have more elaborate and professional web site, with better user experiences and less bugs or faults.
As the most of professional Phytosterol suppliers and manufacturers, Foodchem has been supplying halal certified Phytosterol to customers all over the world for many years. Halal certification will be provided along with all our halal products on requirement. Feel free to contact us if you need halal certified Phytosterol. Email: inquiry@foodchem.cn. Tel: +86-21-2206-3075.we will reply you within 1 working day.