Assessed Supplier

Factory Inspection By TÜV Rheinland

Confident in the quality of their equipment and processes — DAH Solar Co., Ltd. has opened their doors to an independent third party inspection service provider.

The data provided here has been collected by the industry's most established solar testing bureau — TÜV Rheinland

Company Name :

DAH Solar Co., Ltd.

Facility Address :

No. 1, Yaoyuan Road, Luyang Industrial Park, Luyang District, Hefei City, Anhui Province, China

Contact Person :

Ms. Echo Liu

Tel :

0086-15955106013

Fax :

N/A

Email :

liufangfang@dhsolar.cn

URL/Web Address :

www.dahsolarpv.com

Report Date :

2022-08-09

Expiry Date (24 months validity) :

2024-08-08

Name Of Assessor :

Acaile Xu

Overall Turnover Of Last Year :

USD 269,240,000

Total Building Size :

26,739 m²

Number Of Buildings :

Office Size :

4,000 m²

Working Day :

Monday-Friday

Working Hours :

09:00-18:00

LEGAL ENTITY

Business License Number :

91340100686890473Q

Year Established :

2009-04-07

Validity Period :

2009-04-07 — 2039-04-01

Registered Address :

No. 1, Yaoyuan Road, Luyang Industrial Park, Luyang District, Hefei City, Anhui Province, China

Company Address :

No. 1, Yaoyuan Road, Luyang Industrial Park, Luyang District, Hefei City, Anhui Province, China

Registered Capital :

¥ 85,000,000

Corporate Representative :

Mr. Shenheng Xie

Industry :

Solar Energy Products

Products/Service :

Solar Panel

Business Type :

　Combined

Type Of Ownership :

　Private Owner

Department Name	Full Time Employee(s)	Total
President	1	1
GM	1	1
Production Center	246	246
Quality Dept.	61	61
Technology Center	22	22
Management Center	37	37
Operation Center	30	30
Overseas Sales Center	38	38
Domestic Sales Center	15	15
total	451	451

Export Business Capacity

Current Export Situation

There are 38 foreign trading employees in the company.

Work Experience	Headcount
Over 30 Years	0
21-30 Years	0
11-20 Years	12
6-10 Years	19
2-5 Years	5
Less than 2 years	2

Accepted Language	Listening & Speaking	Reading & Writing
English
Japanese
German
Russian
French

Does the company have a valid export license? :

　 Yes, Export License Registration No.: 02361999

Trade Agents Employed Overseas? :

　Yes

Average lead time from product order confirmation to production delivery (products exiting the company) :

30 Days

Nearest Port :

Shanghai Port, Ningbo Port

Accepted Payment Terms

　FOB

　CIF

　EXW

　CFR

Accepted Payment Types

　L/C

　T/T

Market Distribution (Previous 12 Months)

Market	Main Product(s)	Total Revenue(%)
North America	Solar Panel	0.30 %
South America	Solar Panel	59.42 %
Eastern Europe	Solar Panel	1.22 %
Southeast Asia	Solar Panel	0.41 %
Africa	Solar Panel	4.68 %
Oceania	Solar Panel	0.04 %
Western Europe	Solar Panel	0.59 %
Northern Europe	Solar Panel	0.20 %
Southern Europe	Solar Panel	0.01 %
Domestic Market	Solar Panel	33.13 %

Product Name	Production Line Capacity	Actual Units Produced (Previous Year)
Solar Panel	150 MWp/Month	Confidential

Production Machinery

Key Machine Name	Brand & Model No.	Quantity	Condition
Integrated Scribing and Welding Machine	Xiaoniu CHn40T	16	Acceptable
Full Automatic High Speed Typesetter	Xiaoniu CP120S	8	Acceptable
Automatic Welding Machine	Xiaoniu DH180-HP	2	Acceptable
Full Automatic Double Chamber Laminator	Qingdao Boshuo BSL27870AC-HB	10	Acceptable
Automatic Framing Machine	Shengcheng SC1624-C11B	4	Acceptable
Automatic Junction Box Welding Machine	Keshengda KS-01b	2	Acceptable

Integrated Scribing and Welding Mac...

Full Automatic High Speed Typesetter

Automatic Welding Machine

Full Automatic Double Chamber Lamin...

Automatic Framing Machine

Automatic Junction Box Welding Mach...

Key Testing Machinery

Machine Name	Brand & Model No.	Quantity	Condition
TC Testing Chamber	Baishiqi	1	Acceptable
DH Testing Chamber	Baishiqi	1	Acceptable
Dynamic Mechanical Load	Baishiqi	1	Acceptable
Horizontal Tensile Testing Machine	Qiantong QT-6201DAW	1	Acceptable
Wet Leakage Test System	Baishiqi	1	Acceptable
Universal Testing Machine	Hongjin	1	Acceptable

TC Testing Chamber

DH Testing Chamber

Dynamic Mechanical Load

Horizontal Tensile Testing Machine

Wet Leakage Test System

Universal Testing Machine

Production Flow

Panel Splitting and String Welding

Glass Feeding

EVA Cutting and Laying

Full Automatic Typesetting

Reflow Soldering

Automatic Taping

Back Panel and EVA Laying

EL Testing

Laminating

Appearance Inspection

Automatic Framing

Automatic Welding of Junction Box

Junction Box Glue Injection

Solar Panel Self-Curing

Automatic Rubbing

Surface Cleaning

Safety Test

Final EL Testing

Automatic Labelling

Visual Inspection

Automatic Grading

R & D Capacity

Current Situation

There are 24 R&D engineers in the company.

Education Level	Headcount
Doctorate	0
Post-Graduate	1
Graduate	9
Junior College	14
Technical School	0
High School	0

Work Experience	Headcount
Over 30 Years	0
21-30 Years	1
11-20 Years	3
6-10 Years	11
2-5 Years	8
Less than 2 years	1

Brand Situation

Registration/application No.	Brand Name	For Approval to Use Goods	Validity Date	Ref.
16177350	Refer to the Photo	Class 9	2016-03-21~ 2026-03-20	Photo in Certification & Photos
54899008	Refer to the Photo	Class 9	2021-11-21~ 2031-11-20	Photo in Certification & Photos

Patent Situation

Patent No.	The Name of the Patent	The Patent Type	Available Date	Ref.
ZL 2020 1 0416423.7	A fixed connection system of photovoltaic inverter	Invention patent	2021-01-12	Photo in Certification & Photos
ZL 2015 1 0665504.X	New clean photovoltaic panel	Invention patent	2018-01-02	Photo in Certification & Photos
ZL 2015 1 0665404.7	Water film dedusting photovoltaic panel	Invention patent	2018-01-02	Photo in Certification & Photos
ZL 2020 2 2558803.2	A photovoltaic module circuit and a photovoltaic module junction box thereof	The patent for utility model	2021-11-30	Photo in Certification & Photos

Does the company provide OEM/ODM service for others?

　Yes

Are there relevant design input/output, review, and verification documents available for the assessed company?

　Yes

Based on inspection, are R&D employees equipped with adequate specialized equipment?

　Yes

Do R&D employees use any specific software for designing new products?

　Yes

Development Devices

TC Testing Chamber

DH Testing Chamber

Dynamic Mechanical Load

MANAGEMENT SYSTEMS & QUALITY CONTROL MANAGEMENT

Certification	Certified By	Certificate No.	Business Scope	Expiry Date
ISO 9001	Beijing Xinjiyuan Certification Co., Ltd.	19821QH2077R0M	Production and sales of Solar Panels (PV Modules)	2021-08-13~2024-08-12
ISO 14001	Beijing Xinjiyuan Certification Co., Ltd.	19821EH0993R0M	Production and sales of Solar Panels (PV Modules)	2021-08-13~2024-08-12
ISO 45001	Beijing Xinjiyuan Certification Co., Ltd.	19821SH0916R0M	Production and sales of Solar Panels (PV Modules)	2021-08-13~2024-08-12

Product Certification

Certification	Certified By	Certificate No.	Product Name & Model No.	Expiry Date
TUV	TUV NORD	4478019406749-367R5A1M7	Crystalline Silicon Terrestrial Photovoltaic (PV) Modules	2022-03-15 ~ 2024-06-13
TUV	TUV Rheinland	R50514510	PV Components for BOS – electrical & DAH001	2021-10-13 ~ 2049-12-31

Test Report

Test Report	Certified By	Product Name & Model No.	Expiry Date
Test Report	Information Industry Chemical Physical Power Product Quality Supervision and Inspection Center	Solar Panel	2022-03-10

After Sales Service

Are there any clear procedures for handling customer complaints?

　 Yes, with clear procedures and written records

Has the company set up any procedure for customer feedback, including complaints, clearly recorded and maintained?

　 Yes, with a standard feedback form and records

Does the company have the SOP (Standard Operation Procedure) for after-sales service? Does the company provide after-sales consulting services?

　Yes

Does the company implement the provisions of the National Three Warrantees (warrantee for repair/replacement /return) for their products?

　Yes

Quality Control Management

Does the company set up any inspection standards for raw materials?

　Yes

Has the company set up necessary quality inspection standards in the process of production?

　Yes

Does the company have any measures to control the management of unqualified materials after sampling, to avoid mixing up or wasting?

　Yes

Are work instructions available at the location where the processes take place?

　 Total Line

Is personal protective equipment (PPE) needed in the production line?

　Yes

Is the management and usage of production materials as well as the production process executed by staff who are appropriately trained and qualified or by senior staff?

　Yes

Supplier Management

Does the company have a supplier assessment procedure?

　Yes

Does the company establish and implement a standard procedure for purchasing contract review and approval?

　 Yes, with written standard procedures

Does the company keep its supplier assessment reports?

　 Yes, Keep for 3 years available

Are the company’s purchasing documents sufficient to ensure product safety control and their customers’ requirements?

　 Yes, the purchasing document includes all the information required

Is there a procedure to conduct random product inspections after final packaging?

　 Yes, with clear standard and written inspection records

Certification & Photos

Certificate Photo -- Business Licen...

Certificate Photo -- Permit for Ope...

Certificate Photo -- Customs Clear...

Certificate Photo -- Trademark 1

Certificate Photo -- Trademark 2

Certificate Photo -- Patent 1

Certificate Photo -- Patent 2

Certificate Photo -- Patent 3

Certificate Photo -- Patent 4

Certificate Photo -- ISO 9001:2015

Certificate Photo – ISO 14001:2015

Certificate Photo – ISO 45001:2018

Certificate Photo -- Testing Report

Certificate Photo -- TUV 1

Certificate Photo -- TUV 2

Company Gate

Office

Workshop

Warehouse

Product Photo

Development/Expansion Plans

Company Development Action	Timeframe
The company is going to be a public company.	2 Years

Health and Safety

Has the company set up a safety responsibility system, and distributed to all levels of supervisor and provided them with corresponding training?

　Yes

Does the company conduct regular inspection of the plant and equipment, to ensure the health and safety of the workshop at least in accordance with the law?

　Yes

Does the company regularly provide necessary safety and health training, to make the staff understand that there might be occupational hazards in their work, and take appropriate protective measures when necessary? (For example, how to use personal protective equipment safely, etc.)

　Yes

Does the company hold regular fire drills, including fire drills and evacuation drills? Do the staff clearly know how to raise an alarm, how to evacuate and how to use the fire extinguisher?

　Yes

Does the company have the approval report issued by the local Fire Bureau?

　Yes

Does the company provide sufficient first aid equipment? Are first-aid kits and trained first-aiders available in each workplace?

　Yes

Does the company provide clean lavatory, separating men’s and ladies?

　Yes

Does the company provide clean drinking water to the staff? Is there unrestricted access to the drinking water?

　Yes

Corporate social responsibility

Is it clarified that there’s no child labor in the company?

　Yes