780 recorded events, 1967–2026, from 18 city data systems. The city's paper trail here is mostly 211 HPD complaints, 194 HPD housing violations, 181 311 service requests.
Full record, year by year Support this site
A meaningful record of code violations or complaints relative to its peers. More recorded distress than 88% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 158.5. In ZIP 10002, 64% of residential buildings hold an A and 5% grade D or F. How grades work
Among 46,798 6-24-unit residential buildings citywide · left is less recorded distress, right is more
| Open HPD violations | 71 total — 37 class C (immediately hazardous), 27 class B, 7 class A. Oldest open since 1999-09-15. |
status snapshot refreshed weekly from HPD records
15 heat or hot-water complaints in the last three years (winter 2023–24: 7 · winter 2024–25: 6 · winter 2025–26: 2). Repeated winter clusters suggest a chronic heating problem.
No bedbug-infested units reported in the last three years of filings.
45 service requests in the last three years. Most common: UNSANITARY CONDITION (9) · Graffiti (8) · HEAT/HOT WATER (7) · Noise (7) · Drinking (3) · DOOR/WINDOW (2).
$10,500 in permitted construction work filed since 2016 (1 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.
| Yes | Built before 1974 (1910) |
| Yes | Six or more residential units (12) |
| No | 421-a / J-51 tax benefit on the current tax roll |
2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).
| Registered owner(s) | DONGQI 79 ALUMNI INC |
| Head officer | ZENG QIANG GUO |
| Managing agent | ZENG QIANG GUO |
| Last registered | 2025-08-24 |
as filed by the owner in the building's HPD registration
| Tax year | City market value | Assessed value |
|---|---|---|
| 2025 | $2,326,000 | $1,046,700 |
| 2026 | $2,668,000 | $1,200,600 |
| 2027 | $2,577,000 | $1,159,650 |
The city's market estimate has risen 11% between tax years 2025 and 2027.
| Heating fuel | NATURALGAS |
| Restaurant | Cuisine | Grade | Notes |
|---|---|---|---|
| Colbo | Coffee/Tea | A | — |
Report to 311: Food poisoning · Food safety complaint
1 restaurant · 0 with mice evidence · See them on the Mice Map
1 Food Establishment complaint to 311 at this address in the last three years (most often: Kitchen/Food Prep Area) · complaints filed by the public; DOHMH investigates, outcomes aren't published.
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.
No street-flooding or sewer-backup complaints on record at this address.
Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.
| Subway | Grand St — B D · 850 ft straight-line (about a 4-minute walk) · station accessibility: none East Broadway — F · 900 ft straight-line (about a 4-minute walk) · station accessibility: none |
| Bus | Nearest boarding stop: Allen St / Hester St — M15-SBS · 200 ft · Select Bus Service |
| Citi Bike | Allen St & Hester St · 250 ft · station location as of 2026-09-23; live availability |
| Bike facility | Protected bike path mapped within 75 ft |
| School zones (2024–25 map) | Elementary: P.S. 042 Benjamin Altman Middle: M.S. 131. Confirm with the DOE's school search. |
Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.
51 Orchard Street
| Heat or hot water | Heat or hot water |
| Apartment maintenance | Apartment maintenance |
| Bed bugs | Bed bugs |
| Residential pests | Residential pests |
| Rats or mice | Rats or mice |
| Food poisoning | Food poisoning |
| Food safety complaint | Food safety complaint |
| Anything else | Anything else |
45 311 service requests from this address in the last three years — 7 of them about heat or hot water.
311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.
Most recent mortgage recorded against this lot: $746,011 on 2018-02-01 (lender: Dime Community Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.
| Date | Record | Amount | Per res. unit |
|---|---|---|---|
| 2023-03-14 | Agreement $1,950,000 — from DIME COMMUNITY BANK to DONGQI 79 ALUMNI, INC. | $1,950,000 | |
| 2018-02-01 | Agreement $2,200,000 — from DONGQI 79 ALUMNI, INC. to DIME COMMUNITY BANK | $2,200,000 | |
| 2018-02-01 | Mortgage $746,012 — from DONGQI 79 ALUMNI, INC. to DIME COMMUNITY BANK | $746,012 | |
| 2018-02-01 | Deed $5,300,000 — from CHANG QING LLC to DONGQI 79 ALUMNI, INC. | $5,300,000 | |
| 2018-02-01 | AL&R $2,200,000 — from DONGQI 79 ALUMNI, INC. to DIME COMMUNITY BANK | $2,200,000 | |
| 2018-01-12 | Sold for $5,300,000 | $5,300,000 | $441,667 |
| 2014-05-16 | Agreement $1,800,000 — from CHANG QING, LLC to ASTORIA FEDERAL SAVINGS AND LOAN ASSOCIA | $1,800,000 | |
| 2014-05-16 | Mortgage $139,661 — from CHANG QING, LLC to ASTORIA FEDERAL SAVINGS AND LOAN ASSOCIA | $139,661 | |
| 2012-08-07 | Agreement $1,725,000 — from CHANG QING, LLC to ABACUS FEDERAL SAVINGS BANK | $1,725,000 | |
| 2012-08-07 | Mortgage $46,422 — from CHANG QING, LLC to ABACUS FEDERAL SAVINGS BANK | $46,422 | |
| 2006-04-13 | Deed $2,730,000 — from SHAO REALTY, INC to CHANG QING LLC | $2,730,000 | |
| 2006-04-13 | Mortgage $600,610 — from CHANG QING, LLC to FIRST AMERICAN INTERNATIONAL BANK | $600,610 | |
| 2006-04-13 | Agreement $1,800,000 — from CHANG QING, LLC to FIRST AMERICAN INTERNATIONAL BANK | $1,800,000 | |
| 2006-04-13 | AL&R $1,800,000 — from FIRST AMERICAN INTERNATIONAL BANK to CHANG QING, LLC | $1,800,000 | |
| 2004-04-02 | Mortgage $1,250,000 — from SHAO REALTY INC. to ASIA BANK, N.A. | $1,250,000 |
| Year | Construction | Enforcement | Housing & tenants | Ownership & money | Health & systems | Total |
|---|---|---|---|---|---|---|
| 2017 | 0 | 0 | 20 | 0 | 1 | 21 |
| 2018 | 2 | 5 | 134 | 6 | 8 | 155 |
| 2019 | 2 | 1 | 16 | 0 | 5 | 24 |
| 2020 | 0 | 2 | 25 | 0 | 3 | 30 |
| 2021 | 0 | 1 | 8 | 0 | 3 | 12 |
| 2022 | 0 | 0 | 19 | 0 | 4 | 23 |
| 2023 | 0 | 1 | 44 | 1 | 5 | 51 |
| 2024 | 0 | 0 | 15 | 0 | 9 | 24 |
| 2025 | 0 | 0 | 18 | 0 | 5 | 23 |
| 2026 | 0 | 1 | 56 | 0 | 3 | 60 |
Every one of the 780 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).
Explore: ZIP 10002 · Landlord rankings · How grades work · The map · The Mice Map