News & Announcements
Bulletins, handouts and notices published by STEM for suppliers.
Handout for "Monthly Supplier Information Sharing" — June 2026
Dear Sir, We would like to send you the handout for "Monthly Supplier Information Sharing" as of June 2026, as detailed in the attachment. Password: aug25 Enclosure: 1) Topic for Monthly Supplier Information Sharing — June 2026 2) Market sales 3) Supplier performance result — SPTT (2.1–2.2) 4) Follow-up on remaining HRDD SAQ & COO annual survey (4.1–4.2) 5) Supplier contact updating request Please review and acknowledge by the due date.
Order Tree / Production schedule — July 2026 update
Dear Supplier, The Order Tree for July 2026 has been published. Please download the latest order tree and confirm your delivery capacity. New: Visiting Chain Tree, Visiting Supplier Submit, Reject By Buyer (Remaining: 39). Kindly complete confirmation before the cut-off.
Portal maintenance window — Sat 28 Jun 2026, 22:00–24:00
The Supplier Portal will be unavailable during scheduled maintenance on Saturday 28 June 2026 from 22:00 to 24:00 (ICT). Please complete any pending uploads before the window. We apologise for the inconvenience.
Delivery schedule adjustment — Asarnha Bucha holiday
Please note the delivery schedule adjustment for the upcoming public holiday. Refer to the attached calendar for revised receiving windows at the STEM plant.
Green Procurement Guideline 2026 — acknowledgement required
STEM is updating its Green Procurement Guideline for 2026 in line with SANGO Group sustainability targets. All suppliers must review and acknowledge the updated guideline. Topics: substance management (SOC), CO₂ reduction reporting, packaging returnability.