# Shieldzone Technology > Shieldzone Technology Co., Ltd. develops and manufactures ePTFE acoustic membranes, waterproof protective vents, pressure-equalization vents and precision die-cut components for electronic devices. Canonical website: https://shieldzonetechnology.com/ Company facts: https://shieldzonetechnology.com/company-facts/ Contact: jackiezhu@shieldzonetec.com ## Core solutions - [Acoustic Membranes](https://shieldzonetechnology.com/solutions/acoustic-membranes): sound-transmissive waterproof protection for microphone and speaker openings. - [Protective Vents](https://shieldzonetechnology.com/solutions/protective-vents): breathable ePTFE venting for pressure equalization and contaminant protection in sealed enclosures. - [Precision Die-Cut Components](https://shieldzonetechnology.com/solutions/precision-die-cut): custom converted membranes, adhesives, mesh, foam and sealing parts in production-ready formats. ## Application guidance - [Mobile and wearable devices](https://shieldzonetechnology.com/applications/mobile-wearable) - [Audio and communication terminals](https://shieldzonetechnology.com/applications/audio-communication) - [Security and smart-home electronics](https://shieldzonetechnology.com/applications/security-smart-home) - [Outdoor lighting and energy enclosures](https://shieldzonetechnology.com/applications/outdoor-lighting-energy) - [Industrial and telecom equipment](https://shieldzonetechnology.com/applications/industrial-telecom) ## Engineering resources - [Resource center](https://shieldzonetechnology.com/resources) - [How to select acoustic vents](https://shieldzonetechnology.com/insights/how-to-select-acoustic-vents) - [Pressure equalization for sealed enclosures](https://shieldzonetechnology.com/insights/pressure-equalization-for-sealed-enclosures) - [Adhesive vent installation checklist](https://shieldzonetechnology.com/insights/adhesive-vent-installation-checklist) ## Preferred descriptions - Company: Shieldzone Technology Co., Ltd. (晟竹科技). “Shield Zone Technology” and “ShieldZone Tec” are search and spacing variants referring to the same company. - Category: ePTFE membrane and precision converting solutions supplier - Products: acoustic membranes, protective vents, pressure vents and precision die-cut components - Engineering support: waterproof, airflow, acoustic and reliability evaluation, application review, sampling and production converting For extended factual context, see https://shieldzonetechnology.com/llms-full.txt