Jin Jiacheng

Gemstone Buyer at Shenzhen Roing Jewelry Co., Ltd. (2024-06 – Present)

Global Sourcing & Supplier Development: Traveled to key international gemstone markets in Sri Lanka (Beruwala) and Thailand (Bangkok / Chanthaburi). Independently sourced a variety of gemstones, including rubies, sapphires (blue, yellow, pink, and purple), aquamarine, and spinel. Negotiated directly with local suppliers, reducing costs for core products by 50% and building long-term partnerships.
Quality Control & Logistics: Applied strong knowledge of gemstone types, grading, and market values to strictly inspect and select stones overseas. Managed the follow-up processes for lab certification and importing.
Inventory & Purchasing Planning: Integrated e-commerce sales data with purchasing plans. Monitored inventory across all platforms and created quarterly budgets and sourcing lists based on market trends and top-selling items.
E-commerce & Content Operations: Managed the company's e-commerce and short-video accounts. Wrote content, built brand identity, gained 3,000+ new followers, and significantly increased sales revenue.

Project Assistant at China Energy Conservation and Environmental Protection Group Co., Ltd. (2024-01 – 2024-05)

Standard Establishment & Compliance Review: Analyzed guidelines from GRI, MSCI, and HKEX. Identified 160 key indicators for management improvement, covering areas like supply chain management and responsible sourcing. Ensured all selected indicators met regulatory and compliance requirements.
Industry Benchmarking & Data Calculation: Provided ESG consulting and green finance services to over 10+ enterprise clients across various industries. Conducted industry benchmarking, current state assessments, and materiality analyses. Accurately calculated various complex environmental data, ensuring compliance and 100% data accuracy.
Bilingual Research & Report Writing: Independently collected and analyzed industry reports for companies. Drafted and translated over 100,000 words for bilingual reports (English and Chinese), ensuring highly accurate use of professional terminology.
Business Interviews & Cross-functional Collaboration: Actively participated in cross-functional client interviews. Managed meeting materials and minutes, providing strong communication and business support to help companies develop sustainability and green supply chain strategies.

E-commerce Operations Specialist at Shenzhen Jiali Jewelry Co., Ltd. (2021-08 – 2022-08)

E-commerce & Product Management: Managed product listings and daily backend operations on platforms like Taobao and Douyin. Gained deep knowledge of the characteristics, grading, and market values of colored gemstones (including rubies, sapphires, emeralds, and aquamarine) while refining and highlighting product selling points.
Short-Video Operations: Led brand positioning and content creation for Douyin and Rednote accounts, building a follower base of 10,000+. Engaged directly with consumers to capture jewelry market trends, providing valuable insights for product development.
Data Reporting & Inventory Planning: Created business reports and sales dashboards to monitor conversion rates and inventory levels across all platforms. Used data analysis to optimize stocking schedules, successfully increasing inventory turnover by 15% and providing a reliable basis for the procurement team.
Supply Chain & Quality Certification: Coordinated closely with manufacturing factories to track the production and shipment of custom jewelry. Managed the lab certification process with authorities like GUILD, gaining a comprehensive understanding of the complete supply chain from stones to finished products.

工作經歷