Profile 1billion bookss Đồ bếp, dụng cụ nhà bếp cao cấp nhập khẩu Mỹ. Thương hiệu dụng cụ nhà bếp số 1 Việt Nam. https://chefstore.vn/ Last activity: on 09/01/2021 Joined: on 09/01/2021 https://twitter.com/1billionbooks https://www.instagram.com/1billionbookss/ https://www.pinterest.com/1billionbookss/ https://www.flickr.com/people/191688990@N03/ Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.