1. You can track your parcel here:
http://www.yw56.com.cn/english/index.aspx

2. Who is Yanwen:
Beijing YANWEN Logistics.Co.,Ltd is a specialized logistics company which was founded with the approval of the relevant competent government department, mainly including the International Logistics Department and the Department of Express, and each of them provide customized services to meet the need of different customers. From a small package to the goods of various forms and sizes, YANWEN Logistics is capable of serving customers by using aircraft, train, automobile and other transport tools with a professional transport management.

3. Your should contact seller if you did not receive your parcel. It's possible that your parcel can take between 30 to 60 days to be deliver. And India Post is going to deliver your parcel just like a normal letter.

Hope this help.