Unit 1 receive

Unit 2 Demonstration

Unit 3 Suggestions

Unit 4 Appreciation

Unit 5 Commitment

Unit 6 Product Description

Unit 7 Fading

Unit 8 Apologize

Unit 9 Payment

Unit 10 after-sales service

The second trade article

Unit 1 receive

Unit 2 Visiting customers

Unit 3 Inquiry and Quotation

Unit 4 Quotation and Counter-offer

Unit 5 Ordering and Delivery

Unit 6 Agency

Unit 7 Payment

Unit 8 Claim

Unit 9 Exhibition

The third reading material

Welcome to the jewelry trading center.

Unit 2 What is Lost Wax Casting?

Unit 3 Color Changes of Gemstones under Different Rejections

Block Unit 4 4c

Unit 5 LJ International develops birthstone jewelry series, and its sales are expected to increase by 6 million US dollars.

Unit 6 Can this jewelry be repaired?

The booming Chinese jewelry industry

Unit 8 Experience of setting stones with colorful treasures

Appendix 1 Jewelry Report

It is reported that a handicraft sells well in America.

Report No.2 of Diamond Volcano Park

Appendix II Comparison Table of Chinese and English Names of Common Natural Gems

Appendix III Comparison Table of Chinese and English Names of Common Natural Jade

Appendix IV Comparison Table of Chinese and English Names of Organic Gems

Appendix V Comparison Table of Chinese and English Names of artificial gem

Appendix VI Comparison Table of Chinese and English Names of artificial gem

refer to