2026-09-09T16:20:58-05:00 2026-07-31 204851730 ENTHOLPY EMC INC 46520 Fremont Blvd Ste606 Fremont CA 94538 990PF 2025-08-01 872260082 CYGG Foundation % Chengyu Mao CYGG 9519616697 791 Regent Park Dr San Jose CA 95123 CHENGYU MAO CEO 9519616697 2026-09-09 true DANMING XU P00728294 4089962002 2026-09-09 2025 X 314612 X 72651 1036 1036 27213 66586 27213 1387 100900 28249 1387 1053 1053 89 89 14460 7966 6494 15602 8055 7547 6108 6108 21710 8055 13655 79190 20194 1387 4661 4957 4957 14048 17123 17123 176296 241571 252041 16030 31950 40491 211035 295601 314612 5377 0 5377 X 211035 290224 211035 290224 211035 295601 211035 79190 290225 1 290224 Tesla Stock D 2022-08-17 2025-09-16 34468 18996 15472 15472 Tesla Stock D 2022-12-09 2025-12-15 16344 6446 9898 9898 Brinker International Inc D 2025-11-03 2025-12-30 3020 2206 814 814 Allstate Corp Com P 2026-01-28 2026-05-05 5587 5014 573 573 Carnval Corp Com P 2024-11-08 2026-06-03 7167 6711 456 456 27213 1387 281 281 0 281 0 281 false false false false false false false true true CA true false true false false true Chengyu Mao 9519616697 791 Regent Park Dr San Jose CA 95123 false false false false true false false false false false false false false false false false false false false false false false false false false false false CHENGYU MAO 791 Regent Park Dr San Jose CA 95123 CEO 2.00 0 0 0 WEILI MIAO 791 Regent Park Dr San Jose CA 95123 CFO 2.00 0 0 0 NONE 0 NONE 0 284767 25341 40593 350701 0 350701 5261 345440 17272 17272 281 281 16991 16991 16991 13655 13655 16991 370 370 13655 0 0 13655 370 370 2966 0 0 0 CHENGYU MAO WEILI MIAO X Colel Chabad 806 Eastern Parkway Brooklyn NY 11213 NA PC Charitable 1623 SJPOA Charitable Foundation 1234 First Steet San Jose CA 95106 NA PC Charitable 510 SF Zoo 1 Zoo Rd San Francisco CA 94132 NA PC Charitable 250 Monterey Bay Aquarium 886 Cannery Row MONTEREY CA 93940 NA PC Charitable 1000 City Team San Jose PO Box 641030 San Jose CA 95164 NA PC Charitable 900 Lighthouse Mentorship 13645 Riverdale Dr Saratoga CA 95070 NA PC Charitable 500 Second Harvest of Silicon Valley 4001 North First Street San Jose CA 95134 NA PC Charitable 750 Stanford Med Fund 485 Broadway 5th Floor Redwood City CA 94063 NA PC Charitable 500 UC Berkeley Bontany Garden 200 Centennial Drive Berkeley CA 94720 NA PC Charitable 75 6108 0 14 1036 18 27212 28248 28248 false false false false false false false false false false X X 1 CHENGYU MAO 791 Regent Park Dr San Jose CA 95123 72651 X 1 21 shares of EAT stock 78 shares of POWL stock and 113 shares of TSLA stock 72651 2026-07-15 Tesla stock 2022-08 2025-09 09162025 34468 18996 15472 Tesla stock 2022-12 2025-12 12152025 16344 6446 9898 Brinker International Inc 2025-11 2025-12 12302025 3020 2206 814 Allstate Corp Com 2026-01 2026-05 05052026 5587 5014 573 Carnaval Corp Com 2024-11 2026-06 06032026 7167 6711 456 Fidelity Stocks AC40300107 241571 252041 Gold Investment FMV 31950 40491 FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV FMV Rounding 1 Office Expense 1627 1627 Office Supplies 4867 4867 Investment Expenses 7966 7966 Fed State Filling Fee 50 50 Bank Fee 3 3 Tax Preparation Fee 1000 1000 CHENGYU MAO 791 Regent Park Dr San Jose CA 95123 Income Tax 89 89