Request Regarding Supply Chain

1.Please copy and paste all the material codes for the applicable products from the list attached to the relevant email.

• However, if the answers to Questions 2 and onward differ depending on the product, please separate your responses as shown below.
• Example:
• Target products in the list → 4 products: A–D
• If the manufacturing factory address for Question 7 differs between products A/B and C/D:
• Response procedure:
1. 1.In Question 1, enter only the material codes for products A and B, and answer Questions 2 onward.
2. 2.Click the “Submit” button.
3. 3.Click “Copy and continue answering for another product.”
4. 4.In Question 1, enter the material codes for products C and D.
5. 5.Questions 2 onward will be copied from the A/B response. Revise Question 7 (where the answer differs).
6. 6.Click the “Submit” button.
• Note: If you do not need to copy the A/B answers in step 5, click “Continue to answer for other products” in step 3 instead.

2.Fill in the manufacturer (company name).

3.Are there any products that are sold only to DISCO even though the applicable products have not been designed for DISCO?

(This question is being asked because of the risk that production of the applicable products may be discontinued if this product is only being supplied to DISCO.)

4.Are rare earth elements EXCLUDED from use during production of the product?

▼ Rare earth elements

5.Will production continue and specifications stay the same for the foreseeable future?

6.Does more than one operator have the skills needed to carry out the processes?

7.How many manufacturing factories (offices) are there for the applicable product(s)?

8.If your answer to Q7 is 2 or more, please select one of the following:

9. Write the zip codes and addresses for the factories (offices) given in 7.

Write down the addresses of up to five main plants.（If unable to answer, select "cannot answer" for the country and write "cannot answer" for the zip code and address.）
Please also include the street number so that risk can be assessed accurately.

• Additionally, please check whether alternative manufacturing factories are available for each of the manufacturing factories you listed.
• If alternative factories exist, provide the zip code and address of each.
• Note: An "alternative manufacturing factory" refers to a site that is capable of starting production and shipment within one month if manufacturing at the primary factory becomes unavailable due to a disaster or similar event.
• Note: If you listed multiple manufacturing factories, check whether alternative factories are available for each factory, and provide the corresponding zip codes and addresses.

10.Please provide the names of the countries involved in the supply chain of the product.

11.Do you verify your supplier(s)' quality management systems (e.g., through audits)?

Please answer Questions 12 and 13 regarding China's export controls.

12.Please select one applicable option regarding the country of origin of the earliest-stage raw material (e.g., ore, crude oil, or natural gas) used in the target product.

13.Please select one applicable option regarding the manufacturing processes performed after the extraction of the earliest-stage raw materials (e.g., refining, smelting, chemical synthesis, and intermediate material manufacturing) used in the target product.

14.Are there any current or anticipated supply concerns?

If yes, please provide details.
(e.g., limited production capacity, reduced production due to the closure of the Strait of Hormuz, temporary production suspension, etc.)

15.Does your company comply with a code of conduct regarding industrial safety and health?

• Examples of codes of conduct:
• A code of conduct developed internally, RBA (EICC), etc.
• Examples of the details of the codes of conduct:
• Your company does not hire personnel who are under the minimum age for employment as stipulated by law.
• Your company does not make use of forced, compulsory, or enslaved labor.
• Your company makes efforts to provide a safe and healthy working environment.

16.What kind of business partner is DISCO to your company?

17.If any of the following situations are likely to occur, are you willing to contact us immediately?

Supply risk / Discontinuation of production / Specification changes

Note: Personal information, such as your name, etc., is not required.