I am Siegfried Muche, engaged in selling Canthaxanthin in Russia, thus, it is extremely important for me to select a reliable supplier of Canthaxanthin.
History of Supplier
History counts for a lot, a supplier with long history in the Canthaxanthin industry has a wealth of experience to accurately grasp the Canthaxanthin 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 Canthaxanthin 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.
Shipping and Payment
In order to meets different needs of buyers, according to intercoms, Canthaxanthin suppliers often provides several payment ways, such as FOB, L/C, D/P, T/T and so on.
Exquisite Website
Qualified Canthaxanthin suppliers tend to have more elaborate and professional web site, with better user experiences and less bugs or faults.
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. 
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.
Google “Website”
While Googling a company website, there will be attached links along with the website on result page. It is an effective and reliable route to judge company scale and brand awareness since not a single company is able to impact Google’s objective valuation towards any company.
Exhibition
Canthaxanthin suppliers will never ever lose the opportunity to communicate with customers face to face on exhibitions. Although with rapid development of the network, some people choose not to attend exhibitions, while substantial companies still avail these opportunities to meet their clients and looking for potential clients.
Therefore, exhibitions provide a efficient solution to find Canthaxanthin good suppliers: Visit suppliers’ websites to see their participation in the exhibitions.
Sales of Supplier
There are tons of suppliers of Canthaxanthin in China, thus, supply scale should be important, Canthaxanthin suppliers with a certain size suppliers tend to have more bargaining power, in some country, we can even find their Canthaxanthin supply volumes through customs data.
Warehouse
Warehouse is also important for Canthaxanthin suppliers, Canthaxanthin traders make judgments through Canthaxanthin market situation. On one hand, while Canthaxanthin is in the upside, traders purchase bulk Canthaxanthin 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.