Xilaijian v4 was produced in that year.

20 10 year. According to official website of Xilaijian Medical Equipment Co., Ltd., Xilaijian v4 is a massage chair product produced by 20 10, which has many massage functions and comfortable design, and is deeply loved by consumers. Xilaijian is a Korean health medical equipment company, which mainly produces and sells all kinds of massage equipment and health products.