Certifications

We adhere to global norms and implement rigorous management systems to ensure quality, sustainability, and safety:

• European Market Access: CE Certification (issued by EU-accredited body UDEM in 2024) enables seamless market entry for key equipment, fully complying with stringent EU safety and performance directives.
• ​Quality Management: ISO 9001:2015 certification ensures systematic control over manufacturing processes and consistent product quality.
• ​Environmental Management: ISO 14001:2015 certification demonstrates our commitment to sustainable production practices and environmental responsibility.
• ​Occupational Health & Safety: ISO 45001:2018 certification guarantees a secure working environment for employees and partners.

The company has deep expertise in laser repair technology, with independent intellectual property rights covering key wind turbine component applications. Our core patents include:

1. Patent Certificate No. ZL 2020 2 2487471.3

• Title: Online Laser Repair Device for Pitch Bearing Teeth of Wind Turbines
• Inventors: Duan Chun; Lü Wenhui; He Yi
• Patentee: Xi'an Guosheng Laser Technology Co., Ltd.
• Application Date: November 2, 2020; Authorization Announcement Date: August 3, 2021 (Announcement No.: CN 213866418 U).

2. Patent Certificate No. ZL 2020 2 1078661.3

• Title: Online Laser Repair Device for Wind Turbine Shafts
• Inventors: Duan Chun; Lü Wenhui; He Yi
• Patentee: Xi'an Guosheng Laser Technology Co., Ltd.
• Application Date: June 12, 2020; Authorization Announcement Date: May 28, 2021 (Announcement No.: CN 213298184 U).

3. Patent Certificate No. ZL 2020 2 1078640.1

• Title: Online Laser Repair Device for Yaw Brake Discs of Wind Turbines
• Inventors: Duan Chun; Lü Wenhui; He Yi
• Patentee: Xi'an Guosheng Laser Technology Co., Ltd.
• Application Date: June 12, 2020; Authorization Announcement Date: March 5, 2021 (Announcement No.: CN 212656932 U).

Recognized for our commitment to green development, we have been awarded the "Green Low-Carbon Integrity Enterprise" certification by Glen Credit Evaluation Center:

- Certificate Details:

• Recipient: Xi'an Guosheng Laser Technology Co., Ltd. (Unified Social Credit Code: 91610492MAD03PNYXK).
• Certificate No.: XY6048131421232688; Validity: February 17, 2025 – February 16, 2028.
• Key Features: Includes a "Carbon Trust Mark" (No. 0002108), verification via QR code scanning or the platform saas.x315.com/certification, and is issued by Qingdao Glen Credit Management Consulting Co., Ltd. (a state-owned fund-backed credit management institution with national filing License No. 05011).

We have also been designated a "Carbon Neutrality Commitment Demonstration Unit" for our efforts in carbon reduction:

- Certificate Details:

• Recipient: Xi'an Guosheng Laser Technology Co., Ltd. (Unified Social Credit Code: 91610492MAD03PNYXK).
• Certificate No.: XY6048121421232688; Validity: February 17, 2025 – February 16, 2028.
• Key Features: Features a "Carbon Trust Mark" (No. 0002101), verification via QR code scanning or saas.x315.com/certification, and is issued by Qingdao Glen Credit Management Consulting Co., Ltd.

Our credit management capabilities are further validated by multiple "AAA-level" certifications from Glen Credit Evaluation Center:

- Comprehensive Credit Ratings

• AAA-level Quality Service Integrity Unit
• AAA-level Integrity Supplier
• AAA-level Integrity Operation Demonstration Unit
• AAA-level (General Equipment Manufacturing Industry Integrity Unit)

The above certifications-including international standards, management systems, core patents, and credit qualifications-collectively reinforce our technical expertise, operational reliability, and commitment to sustainable integrity, ensuring professional services and long-term cooperation for clients.