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PDF PSE-v1.0

IT Policy

Physical Security and Environmental Controls

Tree (tree.com.hk) · Effective 2026-01-15

Prepared by

Max.chan@mediaworld.com.hk

Approved by

Date

2026-01-15

Version

PSE-v1.0

1 Purpose

This policy protects Tree (tree.com.hk) data assets through physical security and environmental safeguards at offices, server rooms, and other locations where company equipment and information are stored.

2 Scope

System / AssetDescription
File ServerCentral storage for company files and shared data
QuickBooksAccounting and financial records
POS SystemPoint-of-sale terminals and transaction data
Online Sales SystemE-commerce and online order processing
Office Users + PCsStaff workstations (tree.com.hk accounts) at office locations

Also covers the HQ office server room (where the file server is located), network equipment, and any storage media connected to the above systems.

3 Physical Security Controls

3.1 Access Control

  • Server room is located at the HQ office.
  • Physical access managed by Admin.
  • Unauthorized persons must not enter without approval.
  • Visitors must sign in and be accompanied in sensitive areas.

3.2 Equipment Protection

  • File server and network equipment in locked/controlled area.
  • POS terminals positioned to prevent tampering.
  • Office PCs must not be left unattended in public areas.
  • Lock devices when stepping away.

3.3 Clear Desk & Screen

  • Confidential documents not left on desks when unattended.
  • Screens locked when not in use.
  • Sensitive papers stored securely or disposed properly.

3.4 Asset Disposal

  • Old equipment and media wiped or destroyed before disposal/reuse.
  • Disposal handled by IT or an approved vendor.

4 Environmental Controls

4.1 HQ Server Room

The file server and related network equipment are housed in the server room at HQ office. Physical and environmental monitoring is handled by Admin:

  • Suitable temperature and humidity
  • Fire detection or suppression where required
  • UPS to allow safe shutdown during power loss
  • Protection against water damage and physical hazards

IT is responsible for technical operation; Admin is responsible for premises and environmental conditions.

4.2 Office and POS Areas

  • Office PCs should be connected to stable power and company network.
  • POS terminals should have reliable power and network connectivity.
  • Online sales system hosting must meet vendor environmental and uptime requirements.

5 Responsibilities

RoleResponsibility
ManagementApprove physical security measures for company premises
AdminManage physical access, visitor control, and environmental monitoring of the HQ server room
IT TeamMaintain server and network equipment; manage equipment disposal
End UsersLock devices, protect company assets, and report security concerns

6 Review

This policy will be reviewed at least once per year.

Data Classification Next: Computer Operations