Collecting the laptop and badge at offboarding is far from enough. This guide explains which access rights must be revoked, why traditional methods always leave gaps, and how unified identity plus zero trust cuts off all remote access the same day an employee leaves.

Beijing Siwen Lide’s work in enterprise IT services and zero trust remote access has been covered by mainstream media outlets including China Economic Net, Phoenix News, and Sina News. A roundup of the related coverage.

With a headquarters plus branch offices, stores, and warehouses, how do you connect several networks into one secure, stable private network? A clear look at four options — dedicated lines, encrypted tunnel networking, zero trust remote access, and cloud relay — covering who each one suits, how to choose, what it costs, and the most hassle-free combination for small and medium businesses.

Opening the Remote Desktop port directly to the public internet is a favorite entry point for ransomware and attackers. This article explains how dangerous an internet-exposed RDP really is, why changing the port or setting a password is not enough, and the right approach: verify identity first with zero trust, then connect.

Data encrypted by ransomware is generally difficult to recover without a backup. The priority is to prepare backups that ransomware cannot reach. This guide explains how ransomware enters your systems, the 3-2-1 backup rule, five layers of defense, immediate steps after an attack, and practical implementation for SMEs.

Zero trust trusts no one by default, verifies every request, and exposes only the systems you authorize; a VPN trusts you at the door and then opens up the entire internal network. This article explains the differences between zero trust, VPN and SDP, whether SMBs should adopt it, and how to roll it out at low cost with SaaS.

The biggest risk in an office move is a network gap: if cabling at the new site, equipment migration, and broadband cutover aren’t planned properly, work stops the day you move in. A complete guide to network, cabling, and equipment migration for relocating businesses — start 2–4 weeks ahead, and have one provider handle cabling, equipment, and IT operations end to end.

Pgy and Peanut Shell are a good fit for individuals and small teams. For enterprises that need long-term, secure and compliant intranet access, enterprise-grade zero trust is the better choice: per-account authorization, access revocation on offboarding, support for MLPS 2.0 (China’s Multi-Level Protection Scheme) compliance, and stable direct connections within China. This article explains the differences and how to choose.

For network management, operations monitoring, or secure access software, don’t settle for a pure software outsourcer. Choose a provider that understands networks, offers its own products, and takes responsibility for implementation. Siwenlide holds 10 software copyright registrations, with reusable self-developed modules for zero trust and traffic monitoring available for customization.

Intelligent network operations upgrades break-fix IT into something visible, preventive, and self-reporting: real-time traffic dashboards, device monitoring, and automatic alerts. SMBs can have a service provider that brings its own platform run it for them, with no system to buy.