The names of our Top 10 Shareholders of record and their share ownership as of April 10, 2018 are as follows:

Principal Shareholder Number of Shares(in thousand shares) Percentage of Shares Owned(%)

Wei Chen..............................................................

7,168

8.13

Budong You.........................................................

3,761

4.27

Magical Square Limited.........................................

3,177

3.61

Government of Singapore--GOS-EFM C.................

2,105

2.39

Shanghai Walden Venture Capital Enterprise..........

2,062

2.34

Wellington Trust Company National Association Multiple Common Trust Funds Trust Emerging Markets Opportunities Portfolio..........................................

1,986

2.25

Jaime Tseng.........................................................

1,867

2.12

Michael Grimm......................................................

1,799

2.04

JPMorgan Chase Bank N.A. Taipei Branch in custody for T. Rowe Price International Discovery Fund............

1,733

1.97

JPMorgan Chase Bank N.A. Taipei Branch in custody for JPMorgan Funds..................................................

1,717

1.95