Principal Shareholder

Number of Shares

(in thousand shares)

Percentage of Shares Owned(%)

Wei Chen.

7,088

7.60

Budong You

3,784

4.06

Morgan Stanley & Co. International Plc

3,335

3.57

JPMorgan Chase Bank N.A. Taipei Branch in custody for New World Fund  Inc.

3,196

3.43

SmallCap World Fund Inc.

1,966

2.11

GAOLING FUND  L.P.

1,848

1.98

BNP Paribas Arbitrage S.N.C.

1,838

1.97

Michael Grimm

1,827

1.96

First Sentier Investors ICVC - Stewart Investors Asia Pacific Leaders Sustainability Fund

1,654

1.77

NatWest Trustee and Depositary Services Limited as Trustee of St. Jamess Place Emerging Markets Equity Unit Trust - Wasatch Advisors  Inc. as external fund manager

1,510

1.62