How to identify the authenticity of Castrol Jinjiahu 10w-40sn engine oil?

Castrol Jinjiahu 10w-40sn engine oil authenticity identification method;

1, the official anti-counterfeiting telephone number provided can be directly dialed or queried by SMS;

2. The words "extreme protection" on the front and back of Castrol packaging barrel will appear Castrol watermark in Chinese and English when irradiated by ultraviolet rays;

3. Castrol engine oil bottle cap can rotate left and right 180 degrees without opening, which is an advanced technology that ordinary fake engine oil manufacturers do not have;

4. Pour some Castrol oil out and dry it on the ground. In the small sun or summer, you can fall directly under the scorching sun. After drying, there are almost no traces of oil stains on the genuine Castrol, while fake engine oil or domestic engine oil will obviously leave oil stains of different colors. Synthetic engine oil works better.