I. Supply and demand of rubber

(1) International supply and demand of natural rubber

Supply and demand are the most fundamental factors affecting the futures price of natural rubber. At present, the main natural rubber producers in the world are Thailand, Indonesia, Malaysia, China, Viet Nam and India. Due to the large amount of rubber used in China and India, the absolute output of Viet Nam cannot be compared with the above three. Therefore, the main exporters of natural rubber are Thailand, Indonesia and Malaysia.

(2) Supply and demand of natural rubber in China

Domestic natural rubber has been in short supply.

Second, natural factors.

The growth of natural rubber trees needs certain geographical and climatic conditions. Rubber trees that are generally suitable for tapping are 5-7 years old. Therefore, the number of natural rubber trees that can be used for rubber tapping cannot be changed in a short time. The main factors affecting the output of natural rubber are:

1, seasonal factor. Entering the cutting season, rubber prices fell; Entering the tapping season, the price of rubber rises.

2. Climate factors. Typhoon or tropical storm, continuous rainy days, drought and frost will reduce the output of natural rubber and increase the price of rubber.

3. Pests and diseases. Such as powdery mildew, red root disease and anthracnose. , will affect the growth of natural rubber trees, and even lead to death, which has a great impact on the output and price of natural rubber.