Supplier profile
Tianjin Tonwin Petroleum Technology Ltd.
Yubei District · Chongqing · People's Republic of China
Company overview
Generated from certificate recordsThe recorded certification scopes cover these activities: Design, Manufacture, Sales and Servicing of Packers, Bridge Plugs, Subsurface Safety Valves, Lock Mandrels, Landing Nipples and Completion Accessories for the Oil and Gas Industry
The listed certificates include product licenses for API-11D1; API-14A; API-14L; API-19AC; system or certification programs for API Spec Q1, 10th Edition. These records are marked Active by the source.
System or program certification does not establish a license for a particular product.
This overview follows the certificate records on this page and covers the listed facility.
View supporting records (5)
These records were checked for this overview. Records with date concerns are excluded from the scope and standards summary. Open a record to review its full scope, dates and source wording.
Products & certifications
Based on certificate scope. Confirm specific models, availability and lead times with the supplier.
- Bridge Plugs
- Packers
- Subsurface Safety Valves
- Landing Nipples
- Lock Mandrels
- Completion Accessories - Pressure Containing
5 certificate records · marked Active by the source
The source sync time is not provided. Check current certificate status before purchasing.
Contact supplier
Phone & email for members
Active members can view contact details. Some profiles have none listed.
Membership is invitation-based and requires approval after registration. Public certificates need no sign in.
What should I include in an inquiry?
Include product specifications, quantity, required certifications, delivery location and target date. Ask for current certificates, a quotation and delivery terms.
Certificates & product scope
Check the relevant standards, scope and dates. Expand a record for details. Active is a source status, not live verification or supplier approval.
API-11D1
11D1-0201
Bridge Plugs; Packers
- Effective
- 2025-05-12
- Expires
- 2027-12-29
View scope and certificate record details
Certification scope
Bridge Plugs; Packers
- Original issue date
- 2021-12-29
- Source status changed
- 2023-09-22
API-14A
14A-0099
Subsurface Safety Valves
- Effective
- 2025-05-12
- Expires
- 2027-12-29
View scope and certificate record details
Certification scope
Subsurface Safety Valves
- Original issue date
- 2025-05-12
- Source status changed
- 2025-05-12
API-14L
14L-0119
Landing Nipples; Lock Mandrels
- Effective
- 2025-05-12
- Expires
- 2027-12-29
View scope and certificate record details
Certification scope
Landing Nipples; Lock Mandrels
- Original issue date
- 2025-05-12
- Source status changed
- 2025-05-12
API-19AC
19AC-0062
Completion Accessories - Pressure Containing; Completion Accessories - Non-Pressure Containing
- Effective
- 2025-05-12
- Expires
- 2027-12-29
View scope and certificate record details
Certification scope
Completion Accessories - Pressure Containing; Completion Accessories - Non-Pressure Containing
- Original issue date
- 2025-05-12
- Source status changed
- 2025-05-12
API Spec Q1, 10th Edition
Q1-4602
Design, Manufacture, Sales and Servicing of Packers, Bridge Plugs, Subsurface Safety Valves, Lock Mandrels, Landing Nipples and Completion Accessories for the Oil and Gas Industry
- Effective
- 2025-05-12
- Expires
- 2027-12-29
View scope and certificate record details
Certification scope
Design, Manufacture, Sales and Servicing of Packers, Bridge Plugs, Subsurface Safety Valves, Lock Mandrels, Landing Nipples and Completion Accessories for the Oil and Gas Industry
View original scope wording
Scope statement (source wording)Design, Manufacture, Sales and Servicing of Packers, Bridge Plugs, Subsurface Safety Valves, Lock Mandrels, Landing Nipples and Completion Accessories for the Oil and Gas Industry
- Original issue date
- 2021-12-29
- Source status changed
- 2025-05-12
Company information & address
A unique legal entity is not confirmed. Verify the company’s identity with the supplier.
View address & legal records
- Source company name
- Tianjin Tonwin Petroleum Technology Ltd.
- Site address (source record)
- No. 988 Xiangyu Road Yubei District, Chongqing, 401120 People's Republic of China
About these records
Certificates are sourced from the API Composite List; the sync time is not provided. OFMP is not a certifying body. Verify current certificates, company identity and delivery capability before purchasing.