Fence net is also called protective net. Due to regional differences, southerners are used to calling it isolation fence, while northerners are used to calling it guardrail net. China's guardrail network is mainly divided into: garden guardrail network, railway guardrail network, bridge guardrail network, high-speed highway fence, sports guardrail network, airport guardrail network, etc. (with extremely wide uses). According to the types, it can be divided into: frame fence, triangular curved fence, bilateral wire fence, double-ring fence, wavy fence, stadium fence, blade gill net-fence, wire fence, pvc plastic-coated wire fence, etc.

According to the materials of guardrails, there are iron guardrails, stone guardrails, PVC guardrails, wooden guardrails, cement guardrails, plastic steel guardrails, stainless steel guardrails and glass guardrails.

According to the functional use of guardrails, there are balcony guardrails, stair guardrails, air-conditioning guardrails, residential guardrails, villa guardrails, burglar guardrails and stadium guardrails. According to the decorative features of guardrails, there are artistic guardrails, wrought iron guardrails, panoramic guardrails, bay window guardrails, grating guardrails, American guardrails and European guardrails.

Classification by appearance: double-sided wire fence, frame fence, double-ring fence, Meg fence, crocheted fence and steel fence.

According to the types, it can be divided into: frame fence, triangle fence, bilateral wire fence, double-ring fence, wavy fence, C-shaped column fence, crocheted fence, Meg fence, steel plate fence, blade barbed fence, wire fence, plastic impregnated fence, etc.

Guardrail features 1. The grid structure is simple, beautiful and practical. 2. The transportation is convenient, and the installation is not limited by terrain fluctuation. 3. Especially, it has strong adaptability to mountainous slopes with multiple bends. 4. The price is moderate and low, which is suitable for large-scale use.