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About Seprays
Founded in Taiwan in 1993, Seprays focuses on technological R&D and innovation. In 2002, it established a branch in Dongguan (upgraded and reorganized into a subsidiary in 2013), fully responsible for R&D, production, sales, and after-sales technical training services, ensuring rapid response and comprehensive support to customer needs. To further expand production, in 2003, it purchased nearly 20 acres of land in Zhejiang Province and established a 20,000 square meter modern industrial plant, increasing production capacity and manufacturing capabilities.
Seprays has been dedicated to the PCB/FPC depaneling field for over 30 years. Its main products include milling cutter depanelers, laser depanelers, V-groove depanelers, and stamping depanelers, as well as automated loading and unloading solutions for the front and rear ends of depaneling, including plate placement. It is a high-tech enterprise integrating R&D, production, sales, and service.
Seprays provides a complete line of equipment services to Fortune Global 500 and China’s Top 500 companies, including Foxconn, Flextronics, State Grid, Luxshare, Compal, Wistron, Bosch, China Electronics, Quanta Computer, CRRC Corporation Limited, China Aerospace Science and Technology Corporation, OPPO, and ZTE, as well as small and medium-sized enterprises. Seprays’ complete panel separation lines are widely used in factories both domestically and internationally.
The company is ISO9001, ISO14001, and ISO45001 certified, holds CE certification, and owns over 100 hardware and software patents. It operates two modern factories covering over 26,000 square meters in mainland China and has service locations in nine cities across China, providing nationwide after-sales service. Sales and service locations in 31 countries worldwide provide timely customer service.
Service For Global
PCB Depaneling Total Solution
31
Countries & Regions
32
Years of experience in SMT industrial equipment manufacturing
180+
Patents & Certificates
Partners
Seprays depaneling machines — trusted by over 3,000 industry leaders worldwide.
News
PCB Depaneling Insights & Manufacturing News
Does Saw Blade Depaneling Damage Components?
This is one of the most common questions engineers ask when evaluating depaneling methods for high-volume SMT production. The short answer is: it depends on how the process is designed, not just the cutting method itself. Saw blade depaneling can be fast and consistent, but it also introduces mechanical forces that must be controlled carefully. In this article, we share real-world observations from production lines, discuss where risks come from, and explain when saw blade depaneling is safe—and when it isn’t. ⚙️ Where Component Damage Concerns Come From Component damage rarely comes from the saw blade alone. It usually comes from stress transfer. During depaneling, stress can be introduced through: When components are close to the cut line, even small
Seprays | Chinese New Year Holiday Schedule & Equipment Shutdown and Maintenance Reminder
2026 Chinese New Year Holiday Schedule Dear Customers and Partners, In celebration of the 2026 Spring Festival, Seprays will observe a holiday break during the following period. Holiday Schedule• February 15 – February 27, 2026• Regular operations resume on February 28, 2026 We wish you a joyful Chinese New Year and a happy Year of the Horse. Important Notice for Equipment During the Holiday To ensure equipment safety and long-term stability during the extended shutdown, please complete the following checks before the holiday. No.1* Equipment Cleaning Clean all workpieces, fixtures, electrical cabinets, and residual debris inside the machine.Wipe the external panels to keep the equipment clean and dust-free. No.2* Anti-Rust Protection After cleaning the worktable, apply anti-rust oil evenly.Run the
Moving forward together, creating extraordinary achievements | Seprays 2026 Team Building and 2025 Year-End Party successfully held
From January 31 to February 1, 2026, Seprays colleagues stepped away from daily routines and into the mountains, rivers, and—most importantly—into each other’s company. This two-day journey was more than a team-building activity or an annual meeting.It was a reflection on the past year, a shared experience as a team, and a quiet preparation for the year ahead. 🚍 Journey to Zhaoqing | Over a Hundred Colleagues, One Shared Departure On the morning of January 31, more than one hundred Seprays employees departed from Dongguan by bus, officially beginning our “Team Building + Annual Meeting” trip. By noon, we arrived in Zhaoqing. After lunch and a short break, everyone headed to Dinghu Mountain for free exploration. The mountain air was
Is inline PCB router depaneling worth it?
For some factories, it clearly is. For others, it becomes an expensive upgrade that never fully pays back. The real value depends less on the machine itself and more on how your SMT line actually runs day to day. This article looks at inline PCB router depaneling from a production-floor perspective—what problems it really solves, where it struggles, and when the investment makes sense. 🧩 What “inline” really changes Inline PCB router depaneling connects directly to the SMT line. Panels move automatically from reflow or AOI into depaneling without manual loading. What changes in practice: What doesn’t change: Inline doesn’t make routing magically faster—it makes the flow smoother. ⚠️ The pain points that push teams toward inline systems 👷 Labor
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