Filing Details

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Information to Be Included in Statements Filed Pursuant to Rules 13d-1 (b), (c) and (d) and Amendments Thereto Filed Pursuant To 13d-2 Under the Securities Exchange Act of 1934 (Name of Issuer) SINA Corporation (Title of Class of Securities) Ordinary Shares, $0.133par value per share (CUSIP Number) G81477104 (Date of Event which Requires Filing of this Statement) 30 December 2016 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: | | Rule 13d-1(b) |X| Rule 13d-1(c) | | Rule 13d-1(d) * The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). 1.NAMES OF REPORTING PERSONS: GREENWOODS ASSET MANAGEMENT LIMITED I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): NOT APPLICABLE 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) (b)X 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION: CAYMAN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER: 0 6. SHARED VOTING POWER: 3,377,690 7. SOLE DISPOSITIVE POWER: 0 8. SHARED DISPOSITIVE POWER: 3,377,690

9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,377,690 10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (see instructions) 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 4.8% 12. TYPE OF REPORTING PERSON (see instructions) FI 1.NAMES OF REPORTING PERSONS: GREENWOODS ASSET MANAGEMENT HOLDINGS LIMITED I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): NOT APPLICABLE 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) (b)X 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION: BRITISH VIRGIN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER: 0 6. SHARED VOTING POWER: 3,377,690 7. SOLE DISPOSITIVE POWER: 0 8. SHARED DISPOSITIVE POWER: 3,377,6909. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,377,690 10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (see instructions) 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 4.8% 12. TYPE OF REPORTING PERSON (see instructions) HC 1.NAMES OF REPORTING PERSONS: UNIQUE ELEMENT GROUP I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): NOT APPLICABLE 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) (b)X 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION: BRITISH VIRGIN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER: 0 6. SHARED VOTING POWER: 3,377,690 7. SOLE DISPOSITIVE POWER: 0 8. SHARED DISPOSITIVE POWER: 3,377,6909. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,377,690 10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (see instructions) 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 4.8% 12. TYPE OF REPORTING PERSON (see instructions) HCItem 1. (a) Name of Issuer SINA Corporation (b) Address of Issuers Principal Executive Offices 37F, Jin Mao Tower, 88 Century Boulevard, Pudong, Shanghai 200121, China Item 2. (a) Name of Person Filing GREENWOODS ASSET MANAGEMENT LIMITED (GAML) GREENWOODS ASSET MANAGEMENT HOLDINGS LIMITED (GAMHL) UNIQUE ELEMENT CORP (UEC) JINZHI JIANG (JIANG) (b) Address of the Principal Office or, if none, residence FOR GAML: Cricket Square, Hutchins Drive, P.O. Box 2681, Grand Cayman, KY1111-1, Cayman Islands FOR GAMHL & UEC: Sea Meadow House, Blackburne Highway, Road Town, Tortola, British Virgin Islands FOR JIANG: 27/F,1155 Fangdian Road, Kerry Parkside Office, Shanghai, PR China 201204 (c) Citizenship FOR GAML: CAYMAN ISLANDS FOR GAMHL & UEC: BRITISH VIRGIN ISLANDS FOR JIANG: PEOPLES REPUBLIC OF CHINA (d) Title of Class of Securities Ordinary shares, par value US$0.133 per share ("Ordinary Shares"), of Issuer (e) CUSIP Number G81477104(a) Amount beneficially owned: 3,377,690 (b) Percent of class:4.8% (c) Number of shares as to which the person has: 3,377,690 (i) Sole power to vote or to direct the vote 0 (ii) Shared power to vote or to direct the vote 3,377,690 (iii) Sole power to dispose or to direct the disposition of 0 (iv) Shared power to dispose or to direct the disposition of 3,377,690Item 5.Ownership of Five Percent or Less of a Class. If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following. [X] Item 6.Ownership of More than Five Percent on Behalf of Another Person. NOT APPLICABLE Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company. NOT APPLICABLE Item 8.Identification and Classification of Members of the Group. NOT APPLICABLE Item 9.Notice of Dissolution of Group. NOT APPLICABLE Item 10.Certification. By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date 3 Jan 2017 Signature /s/ WONG, CHUNG WAI Name/Title WONG, CHUNG WAI/HEAD OF COMPLIANCE