1. 須持有本公司的有效收據，並於購買日或收貨日起7日內進行換貨。 2. 如質量上有問題，而不涉及人為破壞的貨品可以換貨，唯濾鏡則不作更換。 3. 不設退訂金及退款服務。 4. 顧客須保留本公司的完整包裝，在商品完整及清潔的狀態方可換貨一次。 5. 換貨時，如所換的貨品的金額低於原本貨品的金額，差額恕不退還。 Terms of Service 1.Effective receipt is needed for product exchange within 7 days after purchase. 2.Products can be exchanged if there is a quality problems, expect Filter. 3.Refund policy is not available . 4.Products can be exchanged provided that the products are in new, clean condition, however once only. 5.The difference will not be returned if the price of the exchange item is lower than the original one.