Delhi government has written to Delhi Police and Customs Department to strictly enforce the ban on import and sale of firecrackers of foreign origin in the national capital. This has been aimed at reining in the Chinese fireworks menace during Diwali festival.<br/><br/>Delhi Pollution Control Committee (DPCC) had written to the police chief and Customs Commissioner, along with the relevant directions, on September 30.<br/><br/>The police were asked to take action in case of violations. The development comes days after Department of Industrial Policy and Promotion (DIPP) said, possession and sale of fireworks of foreign origin, which is already a restricted item as far as import is concerned, were illegal in India and punishable under the law.<br/><br/>Manufacture, possession, usage and sale of any explosive containing sulphur or sulphurate in admixture with any chlorate is already banned in the country.