Our project is a robust website that combines frontend and backend technologies, with a strong emphasis on crypto smart contracts, to facilitate secure group purchases at discounted rates. The platform caters to individuals interested in joining forces to buy items collectively and obtain favorable pricing. Moreover, we actively seek out sellers who are willing to offer quantity discounts, creating a win-win situation for both buyers and sellers. The standout feature of our site is the implementation of a "safe" smart contract mechanism. This smart contract ensures the integrity and security of the group purchase process, safeguarding participants' investments. By leveraging advanced technologies and offering a secure environment, our website aims to foster a thriving community of collaborative purchasing, enabling users to enjoy substantial savings on desired item