1, if you participate in the "Mother and child supplies 99 Yuan 3 pieces" activities, 2, in the event page click "Buy", to meet the activity conditions, please click on the "put in the shopping cart" button to check out, 3, into the shopping cart, Tip: Has met the "99 Yuan 3 promotion", will deduct ** yuan cash; The Order Settlement page has the "you have enjoyed N yuan field" related prompts, click "Submit Order", the order will be submitted successfully.