(1) MST Series 50% off promotion only apply to original prices. 50% off promotion do not apply to already discounted prices. (2) Promotion only applies to purchases of five thousand US dollars or more through the website's online payment system. (3) Products can be shipped via Air or Freight. Customers are responsible for duty taxes and transportation insurances costs(incoterm: CPT). (4) MST Series promotion is only applicable from July 30, 2021 to August 13, 2021. Other times not applicable. (5) Orders may take up to one months to prepare for shipment after order placement. Shipping time is not included in the one month preparation period. (6) Customers purchasing on behave of their company, please contact our customer services for additional purchasing discounts. (7) Moujen products have standard 1-year limited warranty. (8) We do not accept returns unless products have manufacturing defects covered in the limited warranty. Customers must contact customer services within 30 days of recieving shipment about defective products. We do not accept returns after 30 days upon recieving shipment. *Moujen Electric Ltd.'s interpretation of the promotion policy is the basis of any discrepency or misunderstanding that may exist. Please contact customer servies at 'Online Message' or email if you have any questions.