Registration statement for American Depositary Receipts representing securities of certain foreign private issuers

Amendment to Schedule filed to report going private transactions

Amendment to Schedule filed to report going private transactions

Amendment to Schedule filed to report going private transactions

Amendment to Schedule filed to report going private transactions

Schedule filed to report going private transactions

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Post-effective amendment to a F-6EF registration

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Amendment to Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities

Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Prospectus filed pursuant to Rule 424(b)(3)

Post-effective amendment to a S-8 registration statement