[CUSIP No. 1. NAME OF REPORTING PERSON Ivy Investment Managementmpany Tax ID No. 03-0481447 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A (a) (b) 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER] [JOINT FILINGREEMENT nd Waddell & Reed Financial, Waddell & Reed Financial Services, Waddell & Reed, Waddell & Reed Investment Managementmpany Ivy Investment Managementmpany EX-1 a10-3499_34ex1.htm 2 EX-1] [Waddell & Reed Investment Managementmpany - Tax ID No. 48-1106973 Investmentvisor registered under Section 203 of the Investmentvisors Act of 1940 Ivy Investment Managementmpany - Tax ID No. 03-0481447 Investmentvisor registered under Section 203 of the Investmentvisors Act of 1940 EX-2 a10-3499_34ex2.htm 3 EX-2] [POWER OF ATTORNEY EX-3 a10-3499_34ex3.htm 4 EX-3]

[CUSIP No.647581107 13G Page 2 of 5 Pages -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON: I.R.S. IDENTIFICATION NO. OFOVE PERSON: Morgan Stanley I.R.S. #36-3145972 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A: (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY: -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION: The state of]

[Joint Filing Agreement Tigerstep Developments Limited Bamei Li Director Bamei Li Bamei Li EX-99.(A) 2 dex99a.htm JOINT FILING AGREEMENT]

[13G Page 2 of 7 Pages CUSIPNo. G6470A 10 8 1 Name of reporting person Tigerstep Developments Limited (Tigerstep) 2 Check the appropriate box if a member of a (a) 3 SEC use only 4 Citizenship or place of organization British Virgin Islands Numberof shares beneficially ownedby each reporting person] [Joint Filingreement Tigerstep Developments Limited Bamei Li Director Bamei Li Bamei Li JOINT FILINGREEMENT dex99a.htm 2 EX-99.(A)]

[13G Page 2 of 7 Pages STYLE="font-family:Times New Roman" SIZE="2">CUSIPNo. G6470A 10 8 1 Name of reporting person Tigerstep Developments Limited (Tigerstep) 2 Check the appropriate box if a member of a (a)STYLE="FONT-FAMILY:WINGDINGS"> 3 SEC use only 4 Citizenship or place of organization British Virgin Islands SIZE="2">Numberof shares STYLE="font-family:Times New Roman" SIZE="2">beneficially] [Joint Filingreement STYLE="font-family:Times New Roman" SIZE="2"> Tigerstep Developments Limited Bamei Li Director Bamei Li Bamei Li JOINT FILINGREEMENT dex99a.htm 2 EX-99.(A)]