C5 petrochemical products on the human body and the environment there is no danger?
Occupy a pivotal position in the national economy. Is an important part of the chemical industry in the development of the national economyIs one of the pillar industries in china.
It provides services and services for agriculture, energy, transportation, machinery, electronics, textiles, light industry, construction, building materials and other industries and people's daily lives
Petrochemical industry is the basic industry of petrochemical industry
