Is it better for Petronas to fully synthesize 5w 40 3000 or 1000?

Three thousand. Petronas International Lubricants (China) Co., Ltd. (formerly Petronas Lubricants (Shandong) Co., Ltd.), established on 20 10, is located in Weifang City, Shandong Province, and its total synthesis is 5W403000. Petronas Xuanteng 5000 series 5W40 engine oil is the top grade engine oil in synthetic engine oil. This series of lubricating oil has unique cool technology, which can strengthen the oil film and better absorb the heat accumulated in the engine.