3.1 Cover of the response file.

3.2 Response file directory.

3.3 Quotation signed by legal representative or authorized agent (attachment)

4 Qualification certificate and qualification certificate;

3.4.1 Business license of legal person or other organization, identity certificate of natural person and other documents (copies with official seal);

3.4.2 Copy of the letter of authorization of the legal representative (attachment) and the identity certificate of the authorized representative (if signed by the authorized representative, the letter of authorization of the legal representative shall be attached to the reply document);

3.4.3 Financial report stainless steel casting, tax payment according to law, social security fund and other relevant information;

3.4.4 Proof of equipment and professional technical ability required for the performance of the contract;

3.4.5 The written statement that there is no illegal record of major business activities within 3 years before participating in government procurement activities;

3.4.6 Other relevant supporting documents deemed necessary by the supplier. 3.4 Quotation.

3.4.1 Quotation list (attachment);

3.4.2 Quotation list (with stainless steel casting parts);

3.4.3 Response to other contents that the supplier thinks need to be explained.

3.5 Technical documents.