Founded in 1999, Shandong Bos Energy Technology Co., Ltd. (hereinafter referred to as BOS) is a high-tech enterprise specializing in power supply design and manufacturing. For more than 20 years, it has been focusing on inverter technology and is committed to providing customers with high-quality system solutions. Its products include AC/DC test power supply, AC/DC power supply, shore power supply and new energy product series. BOS is one of the "leading enterprises" with the influence of domestic high-power power supply manufacturers. At present, there is a power supply production base covering an area of 20000 square meters, with an annual output of 200000 power supplies, which can meet the needs of rapid market development.