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Professional service system

After nearly 20 years of continuous development and accumulation, we have formed a mature natural gemstone development, design, production and processing, wholesale, sales, transportation and after-sales service system.


About us

Gem, is the beautiful outcome of nature, and we are porters of gem.D&T Trading Co., Ltd. has been com-mitted to presenting this most beautiful natural trea-sure to all those who love beauty.

Ota Yamabe Trading Co., Ltd. is a company specializing in the development, design, production, processing, wholesale and sales of natural gems. The following is about the company’s development process, quality control, design and service.

The company was founded in 2003, has been nearly 20 years of development, the beginning is a small-scale jewelry processing workshop. After years of development and growth, it has now become a well-known gem trading company in the industry. We have an experienced and professional team, committed to providing customers with high quality gem products and excellent service.

Otian Yamabe Trading Co., Ltd. always put quality first. We select high quality rough stones from all over the world to ensure the best purity and color of the stones. In the production and processing process, we strictly control every detail to ensure that every gem is carefully polished and processed to show its unique charm. Our quality control team continuously improves the process and production process to ensure that every gem meets high quality standards.

In terms of design, Otian Yamabe Trading Co., Ltd. adheres to the concept of innovation and fashion, and constantly pursues a new and unique design style. Our design team follows the fashion trend and combines the characteristics and trends of gemstones to bring unique works to our clients. Whether it is a classic style or a personalized customization, we strive to meet the needs of different customers.

Otian Yamabe Trading Co., Ltd. focuses on customer experience and service quality. We provide professional consultation and purchasing advice to our clients to ensure that they can find the best gemstone products for them. We actively track customer feedback and continuously optimize our service processes to improve customer satisfaction. We have established a close partnership to grow together with our customers.

As a socially responsible company, Ota Yamabe Trading Co., Ltd. is committed to sustainable development. We are committed to environmental protection and community contribution, and actively participate in public welfare activities and charities in the gem industry. We focus on employee welfare and provide employees with a good working environment and development opportunities.

Otian Yamabe Trading Co., Ltd. will continue to work hard to continuously improve product quality and service level. We will continue to uphold the principles of integrity and professionalism to provide customers with excellent gem products and satisfactory shopping experience. We look forward to working with you to create a better future!

Our Products

Our Advantages

The collection of large quantities of goods, accounting for efficient supply chain.

The collection of large quantities of goods, accounting for efficient supply chain.

The company is adhering to the product concept of “Color Gems, we only do natural!”In recent years, high-speed integration of global natural gem scarce resources, a large number of procurement market rare goods, up to now, the total stock has been in the leading position compared with the local counterparts. It is one of the most competitive mainstream suppliers of natural gemstones in south China.

The introduction of high-end technology, technology escort.

The introduction of high-end technology, technology escort.

Up to now, the company, as the first local enterprise to introduce high-end intelligent electronic color separators, has effectively opened the “Machine detection + manual review”dual detection mode, to achieve 100% efficient color classification of goods, to meet the high standards of customer demand.

Adhere to the star quality, the pursuit of top quality.

Adhere to the star quality, the pursuit of top quality.

95% of the raw materials come from the world’s famous mining resources (Myanmar, Mozambique, Sri Lanka, India, Tanzania and so on) , all of which are exported directly from natural products. Every piece of goods according to demand, after more than a dozen processes polished to perfection. Hot-selling products, such as Ruby, Sapphire and Tsavorite, successfully use online cross-border e-commerce and offline purchase and sale platform, more than 100 countries across the country to carry out one-stop service transactions.

Professional operation mode, Output High Quality Service.

Professional operation mode, Output High Quality Service.

The company took the lead in independently developing a large database inventory system and an online smart inquiry mall small program, opening up the distribution channels of various provinces and cities across the country, and integrating online exhibition halls, websites and other platforms to display product information in multiple directions, realize the customer on-line intelligent inquiry inventory function and provide the best shopping experience. At the same time with customer service 24-hour online “One-on-one”professional services, from “Inquiry-consultation-order”to “Inspection-delivery-after-sales service”the whole process of the closed-loop operation system to ensure service more convenient, more efficient, more intelligent, more reliable.