AOKAI PLANT sets up QA system in strict accordance with the requirement of API Q1 & ISO9001, and with an intension to provide the customers with zero defect valve, OK PLANT has already been certified by some international organization, such as ISO 9001, PED/CE, API6D, API600, API607,TS,ISO14000 & ISO18000 etc.
AOTONG FOUNDRY has been certified with ISO9001,PED/CE, ISO14000,ISO18000, API20A etc.. Benefitting from own AOTONG foundry, OKAY FLUID can effectively keep the supply chain under control, and ensure to provide the customer with high quality valve and on time delivery at favorable price.