About us

Tops Communications Ltd. since 1990*


Our Mission : provide leading-edge network security, network problem detection, Wechat payment and mobile apps solutions at a fair price - regardless of organizational size or network sophistication. We believe that Netgate/pfsense security/Zabbix model offers disruptive pricing along with the agility required to quickly address emerging threats.

About us : Our offices/factory are in Hong Kong and Shenzhen. Our Company was established in year 1990. Clients are spanning the globe from HK, China, Vietnam, North America to Europe. Our company culture is relaxed and unpretentious, focused on creativity and innovation while staying true to our open-source community roots.

IEEE professional member. IEEE Communications Society member.

* IEEE : Institute of Electrical and Electronics Engineers,  The world's largest technical professional organization for the advancement of technology

Our Scope of project : Since 1990*, We are HP9000 HPUX developer, also a FreeBSD, Linux, Windows software developer over 10 years. We are familiar with HPUX, C, C++, Java development. We still have four HPUX HA servers are running for SQLDB and HPUX applications. We have 50+ servers in 4 data centers across HK and China. We are carrying HP, Dell, IBM, Cisco, Halon, Netgate NGFW UTM hardware, pfSense and OPNsense Firewall. 

* Established Tops Technology Company in 1990, registered as Limited company in 1993, Registered Tops Communications Ltd in 1997 and focus on communications software and cyber security solutions. 

Recent few years, We started develop Mobile Apps; WeChat Pay integration and WeChat Apps. Also works on with Email Server development, Server Clustering,  DB servers, Web LiveChat Server, Cloud Servers, Cyber Security project, Zabbix project, Load Balancing, Fail over, SDWAN projects ...

In 2006, We started FreeBSD, m0n0wall, pfSense project. We are providing custom development of pfsense, OPNsense, We custom build your own Firewall, integrate with your network ... 

In 2018, We started SDWAN with TCP/IP Acceleration project in 2018. 20%~200% bandwidth gained on current internet line ... special HK<->CN MPLS / lease line / Broadband ... 

In 2019, We proud to be ZOOM cloud meeting solutions partner, providing ZOOM Meeting, ZOOM Classroom, ZOOM Room solutions, get advantage with SDWAN Acceleration ...

We have China permits : In China, We can offer 17% standard tax receipt, permit to provide IT services : 粤ICP备07033118号,  粤公网安备44030302000720号.

Address : 26/F., Block B, Easy Tower, 609 Tai Nan West, Lai Chi Kok, Hong Kong. Shenzhen office 深圳公司: 广东深圳市 罗湖区, 嘉宾路 爵士大厦 7A10-7A17

Contact : HK office: +852 2312-0878 ,   ShenZhen office: +86 0755 2590-4562

Email: sales_team @  tops.hk

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Our legacy website for your memory


Global Support

From Cyber security, IDS, IPS, Autosense to mission-critical HA...
HK: +852 2312-0878  China: +86 0755 2590-4562 or email : sales_team @ tops.hk.

Netgate Extras

  • NetGate MBT-4220 >

    Netgate MBT-4220, Quad Core, The MinnowBoard Turbot Dual Ethernet system is a state of the art compact and affordable open
  • NetGate SG-1000 >

    The Netgate® SG-1000 micro-Firewall is a cost-effective, state-of-the-art, pfSense® Security Gateway appliance. The Netgate® SG-1000 comes with dual 1Gbps Ethernet
  • NetGate SG-3100 >

    The Netgate® SG-3100 Security Gateway Appliance can be configured as a firewall, LAN or WAN router, VPN appliance, DHCP Server,
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OSIgate SDWAN Gateway

use TWO [SDWAN] and [SDWAN Optimizer] devices to connect two offices,  built a virtual lease line, with TCP/IP acceleration via SDWAN protocol...

* [SDWAN] a new technology to replace VPN

* [SDWAN Optimizer] a new technology to compress packets, QOS and do TCP/IP acceleration, increase bandwidth performance 

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World’s Leading Open-Source Platform for Next Generation FireWall, VPN and Routing Needs. Proven value with over 1 million installations worldwide. Deploy today on a Netgate appliance to gain autosense, IDS, IPS as Next Generation Firewall, overall capability or Active connections are very depending on pfsense setting, log policy, addon modules and hardware spec with full susprises .

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Collect metrics / problem detection for Netgate Firewall, pfSense, OS & applications

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