To play these games, you need to enter CD key to activate them on Steam. Steam and Game Developers are responsible for the content issues of the games hereto the site cannot handle. All payments shall not be refunded, so please choose the amount cautiously. Charity funds will be transferred to SOS儿童村 by Trueyuna Technology (Beijing) Co; Ltd. Transfer costs incurred are included in all charitable funds.If you have any other question, please contact our customer service.