Yes, the subject of the sales contract is both parties, that is, both the buyer and the seller are the subject of the contract, and the jewelry culture company is the subject of the sales contract. Jewelry culture company sells jewelry and so on. , belongs to the seller in the sales process, and belongs to the party of the contract subject. Matters needing attention in signing a sales contract When signing a sales contract, you should pay attention to whether the product name, trademark specification and model are correctly filled in with the price, and the amount is negotiated by the parties. Except for the national price required by the state, the name of the contract subject and the name of the signatory must be the same.