Leading Crystal (Xiamen) Optoelectronic Technology Co., Ltd

Build a world - class crystal enterprise.

We deliver reliable, long-term crystal supply through our fully integrated in-house production—from raw material synthesis to performance testing—backed by 24/7 local support. Our strict quality control, featuring end-to-end traceability and a robust management system, ensures consistent product excellence.

Leading Crystal building upon the profound technical heritage and research achievements of Xiamen Tungsten's National-Level R&D Center.

2020 INSTITUTE OF CRYSTALLINE OPTOELECTRONIC MATERIALS (ICOM) was founded.ICOM brings together a team of experts and technical professionals with years of industry experience, dedicated to the R&D and manufacturing of high-quality crystal materials. We aim to deliver high-performance, highly reliable material solutions for a wide range of crystal applications.

2024 Leading Crystal has achieved stable growth of BGO crystals with a diameter of 8 inches.

2024 LaBr₃:Ce crystals achieve an industry-leading energy resolution of 2.7% (@662 keV, ∅38 mm x38 mm).

Leading Crystal​ is not just a crystal manufacturer; it is a strategic partner committed to driving innovation, precision, and reliability in the fields of nuclear medicine, radiation detection, and advanced optical manufacturing. Our comprehensive service system is designed to provide customers with full lifecycle support for crystal products, ensuring superior performance, stable quality, and smooth, efficient cooperation.

Upholding the philosophy of "Customer First, Quality First, Service First," Leading Crystal, as a source manufacturer of functional crystal materials, leverages the technical strengths of a national-level R&D center. We specialize in providing customized crystal solutions tailored for nuclear medicine, radiation detection, petroleum exploration, and advanced optical manufacturing.

Why Choose Leading Crystal?

Leading Crystal (Xiamen) Optoelectronics Technology Co., Ltd.​ has deep expertise in the field of crystal materials. With a focus on stable supply, stringent quality, continuous innovation, and efficient service as its core competencies, the company delivers highly reliable crystal material solutions to global customers, establishing itself as the preferred partner for numerous high-end manufacturers.

I. Stable and Continuous Supply, Laying a Solid Foundation for Cooperation

We have built a comprehensive supply chain assurance system to ensure the stable, on-demand delivery of crystal materials, helping customers mitigate the risk of production disruptions.

(1) Refined Supply Chain Management

We have established a global network for sourcing high-quality raw materials and formed deep strategic partnerships with core suppliers. Through diversified channel reserves and intelligent inventory management, we mitigate potential risks arising from geopolitics and market fluctuations at the source. A digital management system enables end-to-end visibility and precise control of material flow, ensuring supply stability and cost control.

(2) Full-Chain In-House Production Capability

We possess integrated in-house production capabilities covering the entire process from "raw material synthesis – crystal growth – precision processing – packaging and testing," eliminating reliance on external contractors. From raw material purification and synthesis to crystal growth control, from micron-level precision machining to rigorous packaging and testing, we maintain full control over production schedules and process standards at every stage. This effectively avoids quality fluctuations and delays associated with outsourcing, enabling full-process quality traceability and efficiency optimization from source to finished product.

(3) Efficient Delivery and Logistics Assurance

We have implemented a rapid order response mechanism, completing solution evaluation and quotation feedback within 24 hours of receiving a demand. By optimizing production scheduling and capacity allocation, we commit to industry-competitive delivery lead times. Furthermore, through deep collaboration with internationally renowned logistics providers, we have established multi-dimensional logistics channels. Combined with customized packaging solutions and customs clearance assistance, we ensure products are delivered safely and on time to customers worldwide, achieving consistent and stable supply.

II. Full-Process Quality Control, Delivering Excellent Quality

We have established a quality assurance system covering the entire product lifecycle, defining product reliability through stringent standards.

(1) Full Lifecycle Quality Management

Quality control is integrated into every stage: R&D and design, incoming raw materials, manufacturing, finished product inspection, and post-sales usage. Incoming raw materials undergo multiple spectroscopic inspections and purity analyses. During production, a smart monitoring system captures key parameters in real-time, such as crystal growth metrics and processing accuracy. Finished products must pass multiple rounds of rigorous testing, including performance stability tests, ensuring every batch meets customer technical specifications.

(2) Supported by Authoritative Quality Management Systems

We strictly adhere to ISO international quality management standards and have implemented a digital quality traceability system. Each product is assigned a unique material code, enabling full traceability of production batches, process parameters, and test results. Through continuous system optimization and process iteration, we ensure our quality control capabilities remain aligned with international advanced levels, providing a robust systematic guarantee for product quality.

(3) Comprehensive After-Sales Quality Assurance

Adhering to the principle of "Customer First," we provide complete after-sales quality support. After product delivery, we offer technical guidance and usage adaptation advice. Should any quality issues arise, a 24-hour response mechanism is activated to assist customers in problem identification and root cause analysis. We promptly provide solutions such as replacements, repairs, or technical support, minimizing potential losses for customers and ensuring the smooth progress of their production.

III. Continuous Technological Innovation, Empowering Value Enhancement

With R&D as our core driver, we focus on technological breakthroughs and customized needs, providing customers with innovative and applicable crystal material solutions.

(1) Supported by a Strong R&D Team

Benefiting from the technical support of Xiamen Tungsten's INSTITUTE OF CRYSTALLINE OPTOELECTRONIC MATERIALS (ICOM) , we possess a team of senior experts in the field. Core members have over 25 years of experience in crystal material R&D and industrialization. Equipped with advanced R&D laboratories and testing facilities, we continuously optimize crystal growth processes, enhance performance, and develop new crystal materials. This drives ongoing technological innovation and the translation of R&D results, providing customers with cutting-edge technical support.

(2) Personalized Customized Development

We deeply understand the differentiated needs of customers across various industries, offering full-process customization from product specifications and performance parameters to application scenario adaptation. For specific demands in high-end fields like nuclear medicine, radiation detection, petroleum logging, and optical equipment, we conduct specialized projects involving crystal material formulation adjustments, process optimization, and performance upgrades, helping customers enhance their product competitiveness.

(3) Dedicated Technical Team Engagement

A dedicated technical liaison team is assigned to each key customer, establishing a one-to-one communication mechanism. We gain a deep understanding of customers' technical challenges and development plans, providing customized technical solution consulting, sample trial follow-up, and batch production technical support. This enables rapid response and precise implementation of technical requirements, fostering deeply integrated technical partnerships.

IV. Efficient and Rapid Response, Enhancing Service Experience

Customer-centric, we have built an efficient service system, safeguarding cooperation with professionalism and swiftness.

(1) Dedicated Customer Team with 24/7 Response

A dedicated service team is assigned to each customer, ensuring "one-to-one" engagement throughout the entire process. We provide 7×24 all-day service response. Whether for order inquiries, progress updates, technical questions, or requirement adjustments, we respond quickly and provide solutions, ensuring efficient communication and timely issue resolution.

(2) Full-Process After-Sales Service Support

We provide after-sales service support covering the entire product lifecycle. Customer service files are established to continuously track product usage, proactively offer maintenance advice and technical upgrade solutions, helping customers achieve efficient production and maximize value.