SaiJin electronic contacts can realize contact resistance ≤0.5mΩ@100A load on high-voltage relay contacts. Through multi-layer composite plating process and ISO 19453-3 vibration and high-temperature test, it ensures zero failure for 100,000 times of on-off under the environment of -40℃ to 125℃, which provides stable and reliable current transmission solution for the new energy automobile electronic control system.