Firstly, Information on prices of goods or service, includes costs associated with the purchase of goods or services. Secondly, unless otherwise agreed by the parties, if the price information of goods or services listed on the website does not clearly show that the price includes or does not include costs related to the purchase of goods or services such as taxes, packing fees, shipping charges and other incidental costs, this price is understood to include all relevant costs mentioned above. Lastly, for services on websites providing e-commerce services specified in Sections 2 and 4, Chapter 3 of Decree 52/2013/ND-CP, the website must disclose detailed information on how service fees are charged. and payment mechanism