Kuan Cheng Mai

Chairman at SUNTY DEVELOPMENT CO., LTD

Net worth: 9 M $ as of 2026-08-30

Finance

Industrial Services

Retail Trade

Profile

Kuan Cheng Mai is currently Chairman at Sheng Yang Construction Co., Ltd., Hsin Tung Yang Co., Ltd., Sunty Development Co., Ltd. (since 2007), Shang Yang Investment Co., Ltd., Yuan Shang Co. Ltd., Ding Yang Investment Pte Ltd., Hsin Tung Yang Real Estate Agent Co. Ltd., Hsing Yang Investment Co. Ltd., Ting Yang Investment Co. Ltd., and Cheng Yang Investment Enterprise Co. Ltd. Mr. Mai is also Director at Hsin Tung Yang Construction Corp., J.K.
Multilayer Technology Co., Ltd., Lion Tech Co. Ltd., TDW Pharmaceuticals, Inc., Taiwan Research-based Biopharmaceutical Manufacturers Assoc, Tao Garden Hotel Ltd., Great Harbor Ltd., and Masque Enterprises BVI Ltd. Former roles include Director at Polaris Group, Inc., Executive Director at E.SUN Commercial Bank Ltd., and Director at E.SUN Financial Holding Co., Ltd. from 2002 to 2026.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
E.SUN FINANCIAL HOLDING CO., LTD. 0.04%	2026-03-30	7,015,452 ( 0.04% )	9 M $	2026-08-30

Kuan Cheng Mai active positions

Companies	Position	Start
SUNTY DEVELOPMENT CO., LTD	Chairman	2007-12-26
Hsin Tung Yang Construction Corp. Hsin Tung Yang Construction Corp. Engineering & ConstructionIndustrial Services Provides civil engineering services	Director/Board Member	-
Great Harbor Ltd.	Director/Board Member	-
Tao Garden Hotel Ltd.	Director/Board Member	-
Taiwan Research-based Biopharmaceutical Manufacturers Assoc	Director/Board Member	-
Yuan Shang Co. Ltd. Yuan Shang Co. Ltd. Finance/Rental/LeasingFinance Rents lighting equipment	Chairman	-
Cheng Yang Investment Enterprise Co. Ltd. Cheng Yang Investment Enterprise Co. Ltd. Financial ConglomeratesFinance Provides investment services	Chairman	-
Hsing Yang Investment Co. Ltd.	Chairman	-
Ting Yang Investment Co. Ltd.	Chairman	-
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All active positions of Kuan Cheng Mai

Former positions of Kuan Cheng Mai

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See the detail of Kuan Cheng Mai's experience

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Kuan Cheng Mai's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	21
Sheng Yang Construction Co., Ltd. Sheng Yang Construction Co., Ltd. Engineering & ConstructionIndustrial Services Provides construction services	Industrial Services
E.SUN Financial Holding Co., Ltd. E.SUN Financial Holding Co., Ltd. Major BanksFinance Operates as a financial holding company with interest in providing banking services	Finance
E.SUN Commercial Bank Ltd. E.SUN Commercial Bank Ltd. Regional BanksFinance Provides commercial banking services	Finance
Hsin Tung Yang Co., Ltd. Hsin Tung Yang Co., Ltd. Specialty StoresRetail Trade Operates retail food stores	Retail Trade
Polaris Group, Inc. Polaris Group, Inc. Real Estate DevelopmentFinance Offers real estate sales, marketing & consulting services	Finance
Sunty Development Co., Ltd. Sunty Development Co., Ltd. Real Estate DevelopmentFinance Provides property development services	Finance
Hsin Tung Yang Construction Corp. Hsin Tung Yang Construction Corp. Engineering & ConstructionIndustrial Services Provides civil engineering services	Industrial Services
Shang Yang Investment Co., Ltd.
J.K. Multilayer Technology Co., Ltd.
Yuan Shang Co. Ltd. Yuan Shang Co. Ltd. Finance/Rental/LeasingFinance Rents lighting equipment	Finance
Ding Yang Investment Pte Ltd.
Lion Tech Co. Ltd.
TDW Pharmaceuticals, Inc.
Hsin Tung Yang Real Estate Agent Co. Ltd.
Hsing Yang Investment Co. Ltd.
Ting Yang Investment Co. Ltd.
Cheng Yang Investment Enterprise Co. Ltd. Cheng Yang Investment Enterprise Co. Ltd. Financial ConglomeratesFinance Provides investment services	Finance
Taiwan Research-based Biopharmaceutical Manufacturers Assoc
Tao Garden Hotel Ltd.
Great Harbor Ltd.
Masque Enterprises BVI Ltd. Masque Enterprises BVI Ltd. Financial ConglomeratesFinance Operates as an investment holding company	Finance