Seems that Lumia 520 is already seeing very good traction in China!! While Cyan color was sold out on First day itself after opening of pre-orders at Nokia’s official “Jingdong Mall” store, Black and Yellow have also sold out now. Lumia 520 has also started shipping already from 1st of April itself and as informed on the page seems that, First stock has arrived in Beijing, Guangzhou and Shanghai. Check the link below for going to Lumia 520 page at Jingdong Mall.

Lumia 520 link