Semi-mile Test & Measurement Completes Nearly 100 Million Yuan Series A Funding, Accelerating Development in China's High-End Test and Measurement Sector!

Recently, Suzhou Saimai Measurement & Control Technology Co., Ltd. (hereinafter referred to as “Saimai Measurement & Control”) completed a Series A financing round of nearly 100 million yuan. The investment was jointly led by October Capital, existing shareholder Yida Capital, and Yuanhe Houwang, demonstrating the capital market's continued recognition and firm confidence in Saimai Measurement & Control's technological capabilities, growth potential, and its path toward domestic substitution of testing instruments.

Comprising core members from leading domestic and international test and measurement instrumentation companies, Saimai Test & Measurement has focused since its 2021 establishment on the R&D, production, and sales of PXI modular test and measurement instruments and systems. Adhering to an independently developed, controllable technology roadmap, the company continuously refines its PXI bus-based modular instrument platform. Its core products—including PXI RF/ millimeter-wave instruments, universal modular instruments, aviation bus testers, and chassis controllers. It has become a highly influential leader in China's modular instrumentation and test system market.

Semi's self-developed SGR RF Broadband Transceiver, based on an open PXI architecture, combines compact dimensions, high testing efficiency, and the outstanding performance and reliability of benchtop instruments. It is widely used in R&D and production testing across semiconductor, T/R component, satellite communication, and advanced communication prototype verification fields.

The newly launched SNA Vector Network Analyzer in 2025 features high precision, multi-port capability, and flexible scalability. It delivers outstanding performance in 5G communications, semiconductors, aerospace, and other applications, significantly enhancing multi-port test efficiency and consistency. This empowers customers to achieve high-quality, large-scale product testing and validation.

Reflecting on its development journey, Saimei Measurement & Control has taken each step with solid determination: Since launching its first power amplifier product in 2021, the company has continuously expanded and upgraded its product portfolio; successfully released an RF broadband transceiver in 2022; and maintained market leadership in semiconductor RF high-precision test systems and core module broadband transceivers in 2023 and 2024. In 2024, it introduced a complete series of PXI modular instrumentation platforms covering testing needs from DC to RF applications. In 2025, it further expanded its modular instrumentation portfolio with PXI vector network analyzers, millimeter-wave test modules, and aviation bus test modules. The company has been certified as a “Jiangsu Potential Unicorn Enterprise” and a “Jiangsu Specialized, Refined, Distinctive, and Innovative SME,” receiving authoritative recognition for both technological innovation and market potential.

With the vision of becoming a globally leading test and measurement brand, Saimei Test & Control continuously delivers independently developed products and solutions to empower critical sectors including semiconductors, consumer electronics, and aerospace. The company actively recruits top talent to enhance fundamental R&D capabilities, deepen industrial ecosystem development and standardization efforts, and provide robust test and measurement technology support for China's high-end manufacturing and technological innovation. In the global tide of technological competition and cooperation, Saimei Test & Control demonstrates the wisdom and strength of Chinese enterprises!