​Oasier owns advanced facilities and equipment for high quality controlled manufacture and closely monitor to guarantee the quality of all the products according to GMP,ISO9001:2008 and HACCP rules.  All the ingredients are manufactured by OASIER and successively approved by



High quality controlled manufacturing system under GMP,  ISO9001 and HACCP.
Professional and Perfect Test, Guarantee the high quality products supply.



For raw materials, according to our GMP, ISO9001, HACCP rules, we select best grade botanical material from the worldwide, and we evaluate strictly every aspect of each individual botanical ingredient to ensure the high quality finished products.