I. Company Profile

South Union Innovation (Shenzhen) Industrial Technology Co., Ltd., founded on August 12, 2015 and headquartered in Shenzhen, is an innovative high-tech enterprise specializing in vacuum leak detection, standard gas metrology and helium recycling. Focusing on precision leak testing and helium recovery for years, the company has broken foreign technological monopolies via proprietary core technologies and ranks among a small number of global manufacturers mastering core fabrication of microchannel standard leak elements. We supply standard leak devices, helium leak testing equipment, helium recovery & purification systems and one-stop leak detection solutions for high-end manufacturing sectors including new energy, semiconductors, aerospace and automotive electronics.

II. Core Products & Technical Advantages

1. Standard Leaks (Flagship Core Product)

- Product Portfolio: Helium standard leaks, hydrogen standard leaks, microchannel calibration leaks and custom-made standard leaks; NIST/A2LA traceable calibration certificates available

- Technical Breakthrough: Independently developed microchannel and sealing processes deliver leak rate precision ranging from E-11 to E-12 Pa·m³/s. Superior stability and consistency outperform international counterparts, eliminating long-term reliance on imported high-end leak components and resolving critical bottleneck constraints in the industry.

- Applications: Helium leak detector calibration, air tightness inspection calibration, R&D quality control and metrological traceability.

2. NF Series Helium Recovery & Purification Equipment

- Key Model: NF30-A and other helium recycling and purification systems.

- Performance Indicators: Helium recovery rate ≥90%; adjustable output purity from 99.9% to 99.999%. Fully automatic operation features stable performance and energy efficiency to substantially cut operating costs.

- Commercial Value: Dramatically reduces helium procurement expenditure and enables closed-loop helium circulation, perfectly matching large-scale helium inspection production lines for new energy batteries, automobile manufacturers and semiconductor factories.

3. Helium Leak Detectors & Helium Mass Spectrometer Leak Detection Systems

- Product Range: Portable/benchtop helium mass spectrometers, custom automatic helium leak testing machines, vacuum-style & backpressure leak detection systems.

- Competitive Edge: High detection sensitivity, rapid response and strong anti-interference capability; compatible with production lines to realize full-automatic leak inspection and complete test data traceability.

III. Technical Strength & Service Capacity

- Expert R&D Team: The core team consists of senior industry specialists in helium mass spectrometry leak testing and well-educated technical talents with long-standing experience in vacuum and leak detection industries.

- One-Stop Full-Lifecycle Service: Full-service chain covering leak detection solution design, equipment supply, installation & commissioning, on-site testing, calibration & maintenance as well as equipment leasing.

- Market Recognition: Serving over 500 clients worldwide including CATL, BYD, Tesla, Apple and other leading multinational enterprises, we have grown into a benchmark supplier within the sector.

IV. Business Philosophy & Corporate Vision

- Core Tenet: Prioritize credibility and customer satisfaction - Operating Philosophy: Premium quality at competitive prices, integrity-driven operation and win-win cooperation - Management Principle: Pursue perfection with lean and efficient practices - Corporate Mission: Master proprietary core technologies, empower China’s high-end intelligent manufacturing, and accelerate domestic substitution and global commercialization of air tightness testing and helium recycling technologies.

V. Applicable Industries

New energy batteries, automotive electronics & complete vehicles, aerospace, semiconductors, refrigeration & air conditioning, medical devices, precision components, military research and other high-end manufacturing industries with stringent requirements for air tightness, leakage management and helium cost control.

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