Contact Shanghai Junjingsai Automation Machinery

Get in direct contact with Shanghai Junjingsai for technical consultation, high-frequency plastic welder quotations, custom electrode tooling design, and global after-sales support. Visit our Shanghai manufacturing headquarters or reach our sales engineers via phone, email, or WhatsApp.

Any Other Request

Our customer support and account management teams provide the best service in the industry. We’re passionate about both our products and our customers, and this passion is reflected in the high level of service we deliver. We’re always happy to help you find a solution or product to meet your needs. If that solution or product doesn’t already exist or isn’t something we currently offer, we’ll find a way to create it or help you discover an alternative solution to resolve your issue.

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Your questions are our priority. Reach out to us anytime - we’re here to assist you!

We're passionate about our products as well as our customers and it shows in the level ofservice we provide. We're always happy to help find a solution or product for your needs.

Contact Shanghai Junjingsai Automation Machinery

Shanghai Headquarters

Manufacturing Base

Manufacturing Base