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Proposal to amend frequency of Taiwan base metals premium and delivery timing for tin 99.99% ingot premium

Fastmarkets proposes to amend the frequency of Taiwan base metals prices from biweekly to monthly, and the delivery timing for the tin 99.99% ingot premium from two weeks to four weeks.

May 13, 2025
By Chay Chye Leng
Aluminium Asia Base metals Copper Lead Pricing notice Tin Zinc

The proposal for the change in publication frequency follows preliminary discussions with the market as well as an internal review of Fastmarkets’ data, which suggests lower spot liquidity and data usage, as well as price volatility.

The proposal for the change in delivery timing for the tin 99.99% ingot premium follows the proposed change to publication frequency from fortnightly to monthly to capture data points (deals, bids, offers, deals heard and assessments) within the proposed assessment period.

The proposed new specifications are listed below, with the proposed amendment of price frequency in italics:

MB-AL-0329 Aluminium P1020A premium, cif Taiwan, $/tonne
Quality: P1020A or 99.7 % minimum Al purity (Si 0.10% max, Fe 0.20% max). Ingot
Quantity: Min 100 tonnes
Location: CIF main Taiwanese ports (Taipei, Kaohsiung or Keelung), premium on top of LME cash prices
Unit: USD/tonne
Payment terms: Letter of credit or telegraphic transfer; other payment terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time

MB-CU-0386 Copper grade A cathode premium, cif Taiwan, $/tonne
Quality: Grade A 99.9935% min copper cathode conforming to LME specifications: BS EN 1978:1998 – Cu-CATH-1
Quantity: Min 25 tonnes
Location: CIF delivery in Taiwanese ports, duty-unpaid premium on top of LME cash prices
Timing: Within 6 weeks
Unit: USD/tonne
Payment terms: Letter of credit, telegraphic transfer or documents against payment; other payment terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time
Note: Exchange deliverable units

MB-PB-0084 Lead 99.97% ingot premium, cif Taiwan, $/tonne
Quality: Lead of 99.97% to 99.99% purity conforming to LME specifications: BS EN 12659:1999, GB/T 469/2005 or ASTM B29-03 (2009)
Quantity: 25 tonnes
Location: CIF delivery main Taiwan ports (Taipei, Kaohsiung or Keelung), duty-unpaid premium on top of LME cash prices
Timing: Within 5 weeks
Unit: USD/tonne
Payment terms: Letter of credit, telegraphic transfer or cash against documents; other terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time

MB-PB-0083 Lead 99.99% ingot premium, cif Taiwan, $/tonne
Quality: Lead ingot 99.99% min purity to LME specification BS EN 12659:1999, GB/T 469/2005 or ASTM B29-03 (2009)
Quantity: 25 tonnes
Location: CIF main Taiwanese ports (Taipei, Kaohsiung or Keelung), duty-unpaid premium on top of LME cash prices
Timing: Within 5 weeks
Unit: USD/tonne
Payment terms: Letter of credit, telegraphic transfer or cash against documents; other terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time

MB-SN-0038 Tin 99.9% ingot premium, cif Taiwan, $/tonne
Quality: Ingot. 99.9% tin purity conforming to LME specification: BS EN 610:1996 with 100-300 ppm lead content
Quantity: Min 5 tonnes
Location: CIF delivery basis Taiwanese ports (Taipei, Kaohsiung or Keelung), premium on top of LME cash prices
Timing: Within 4 weeks
Unit: USD/tonne
Payment terms: Cash against document, telegraphic transfer; other terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time

MB-ZN-0116 Zinc SHG 99.995% ingot premium, cif Taiwan $/tonne
Quality: Special high grade zinc ingot of minimum 99.995% purity, conforming to LME specifications and relevant standards: BS EN 1179:2003, ISO 752:2004 – ZN-1 grade, ASTM B6-12 – LME grade or GB/T 470- 2008
Quantity: Min 25 tonnes
Location: CIF Taiwanese ports, premium on top of LME cash prices
Timing: Within 4 weeks
Unit: USD/tonne
Payment terms: Letter of credit, telegraphic transfer or documents against payment; other payment terms normalized
Publication: Monthly, first Tuesday of the month, 3-4pm London time

These prices are part of the Fastmarkets’ base metals package.

The consultation period for this proposed amendment starts from Tuesday May 13 and will end on Thursday June 12. The amendment will then take place, subject to market feedback, with the first assessment on a monthly frequency on Tuesday July 1.

To provide feedback on these prices or if you would like to provide price information by becoming a data submitter, please contact Chay Chye Leng by email at: pricing@fastmarkets.com. Please add the subject heading “FAO: Chay Chye Leng, re: Taiwan base metals.”

Please indicate if comments are confidential. Fastmarkets will consider all comments received and will make comments not marked as confidential available upon request.

To see all Fastmarkets pricing methodology and specification documents, go to https://www.fastmarkets.com/methodology.

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