There are 4 tiers to chose from for getting these lucky bags. As they are only available on Taobao, it is strongly recommended to use a Chinese forwarder/proxy. (Her anniversary is in February 10th, it is possible sale of lucky bags may end after the 10th).

Type A (Price: RMB 38, about 6 USD): A badge set (3 pins) + an Acrylic Keychain

Type B (Price: RMB 128, about 19 USD): a Xin Hua 4th Anniversary T-shirt + + a badge set (3 pins) + an Acrylic Keychain

Type C (Price: RMB 268, about 40 USD): Type A Package + a Digital version of one Xin Hua voicebank (Japanese OR Chinese) + a Card Holder

(PSST: that’s the cheapest digital download for any Chinese/Japanese vocaloid!)

Type D (Price: RMB 678, about 100 USD): Type C Package + a Xin Hua 4th Anniversary T-shirt

Type E (Price: RMB 1188, about 176 USD): Xin Hua Voicebanks x2 (you get both Japanese and Chinese) + a Xin Hua 4th Anniversary T-shirt + a badge set (3 pins) + an Acrylic Keychain + a Card Holder

More info about this anniversary can be found via VNN.