RM East Cell Corporation

Tokyo Cellophane Co., Ltd. established as a company to manufacture and distribute cellophane (capital : 100 thousand yen).

Established Tokyo Cellophane Paper Co., Ltd. for manufacturing and selling cellophane (capital 100,000 yen).

Listed stock on the second section of the Tokyo Stock Exchange.

Started manufacturing vinylon films at Hamamatsu Factory.

Listed on the Second Section of the Tokyo Stock Exchange.

Started manufacturing vinyl chloride film at the Hamamatsu factory.

Started manufacturing cast polypropylene films at Tokyo Factory.

Started manufacturing non-stretch polypropylene film at the Tokyo factory.

Tohcello Chemical Co., Ltd. established, started production of cast polypropylene films.

Established. Started manufacturing non-stretch polypropylene film.

Established the Ibaraki Factory; started manufacturing cast polypropylene films and coating processing.

Established the Ibaraki Factory ; started manufacturing cast polypropylene films and coating processing.

Opened the Ibaraki factory, started manufacturing non-stretch polypropylene film and coating processing of films.

Increased capital to 1 billion yen; Mitsui Petrochemical Industries, Ltd. (current Mitsui Chemicals, Inc.) became top shareholder: started manufacturing oriented polypropylene films at the Ibaraki Factory.

Increased capital to 1 billion yen ; Mitsui Petrochemical Industries, Ltd. (current Mitsui Chemicals, Inc.) became top shareholder : started manufacturing oriented polypropylene films at the Ibaraki Factory.

Increased capital to 1 billion yen, Mitsui Petrochemical Industries Co., Ltd. (now Mitsui Chemicals Co., Ltd.) became the leading shareholder. Started manufacturing stretch polypropylene film at the Ibaraki factory.

Anjo Resin Co., Ltd. established for manufacturing foam sheets.

Seal and lining operations launched with establishment of Hi-Sheet Industries Ltd.

Established Hi-Sheet Industries Co., Ltd., and started the packing business.

Anjo Resin Co., Ltd. established, started foam sheet business.

The Tokuyama Factory of Tokuyama Soda Co., Ltd. (currently known as Tokuyama Corporation) commercializes OPP films.

Seal and lining operations launched with establishment of Hi-Sheet Industries Ltd.

Started manufacturing polyethylene films at the Hamakita Factory.

Initiated the Hamakita Factory ; started manufacturing metallized films.

Opened Hamamatsu North Plant, started manufacturing metal vapor deposition film.

Started manufacturing polyethylene film at Hamamatsu North Plant.

After OPP film machine No. 1 came into commercial operation, OPP film machines Nos. 2, 3 and 4 were added up to 1989.

Initiated the Hamakita Factory; started manufacturing metallized films.

The Tokuyama Factory of Tokuyama Soda Co., Ltd. (currently known as Tokuyama Corporation) commercializes OPP films.

Tokuyama Soda Co., Ltd. (currently known as Tokuyama Corporation) and Okura Industrial Co., Ltd. jointly invest capital to establish a film sales company named SunTox Co., Ltd.

Merged with Shin-Tohcello Shoji Co., Ltd.

Merged with Tohcello Chemical Co., Ltd. and Shin-Tohcello Shoji Co., Ltd. and changed company name to Tohcello Co., Ltd. (capital : 2,370 million yen).

Merged management with Tosero Chemical Co., Ltd. and Shin Tosero Trading Co., Ltd., renamed company to Tosero Co., Ltd. (capital 2.37 billion yen).

The Kanto Plant commercializes multilayer extrusion films and puts CPP film machine No. 1 into commercial operation.

OPP film machine No. 5 and CPP film machine No. 2 commence commercial operation at the Kanto Plant.

SunTox Co., Ltd. acquires ISO 14001 certification as a member of Tokuyama Corporation's Tokuyama Factory site.

The Tokuyama Plant acquires ISO 9002 certification.

Manufacturing and sales operations in Japan are integrated into the joint venture SunTox Co., Ltd.

The first section of the Kanto Plant acquires ISO 9002 certification.

Merged with Tohcello Chemical Co., Ltd. and changed company name to Tohcello Co., Ltd. (capital : 2,370 million yen).

SunTox Co., Ltd. becomes a wholly owned subsidiary of Tokuyama Corporation.

The Tokuyama Plant acquires ISO 9001 certification.

The first section of the Kanto Plant acquires ISO 9001 certification.

The second section of the Kanto Plant acquires ISO 9001 certification.

Increased capital to 3.45 billion yen by public offering.

Mitsui Chemicals Fabro, Inc. established via a merger with Mitsui Kagaku Platech Co., Ltd. (including operations for household and personal care products, foam sheets, and Mitsui Masking Film).

Merged with Shikoku Tohcello Co., Ltd. and Tokushima Tohcello Film Co., Ltd., and changed company name to Shikoku Tohcello Co., Ltd. (now a consolidated subsidiary) (capital : 450 million yen)

Hi-Sheet Industries Ltd. established via a merger with Mitsui Kagaku Platech Co., Ltd. (including operations for household and personal care products, foam sheets, and Mitsui Masking Film)

Capital increased to 3.45 billion yen through public offering. Merged management with Mitsui Chemical Fabro Co., Ltd., High Sheet Industrial Co., Ltd., and Mitsui Chemical Platec Co., Ltd. (life materials, foam sheet, Mitsui masking film business) and renamed company to Mitsui Chemical Fabro Co., Ltd.

Merged with Shikoku Tohcello Co., Ltd.

Consolidated Hamakita Factory and Hamamatsu Factory and renamed Hamamatsu Factory.

The Kanto Plant acquires ISO 14001 certification.

Consolidated Hamakita Factory and Hamamatsu Factory and renamed Hamamatsu Factory.

Merged with a wholly-owned subsidiary Tohcello Pax Co.,Ltd.

CPP film machine No. 3 commences commercial operation at the Kanto Plant.

Merged with a wholly-owned subsidiary Tohcello Pax Co.,Ltd.

Became a wholly owned subsidiary of MITSUI CHEMICALS, INC. through a share exchange.

SunTox Co., Ltd. acquires the ISO 9001 certification of its whole company.

Tohcello Co., Ltd. and Mitsui Chemicals Fabro Inc. (excluding its Household and Personal Care Products Division) integrate to form Mitsui Chemicals Tohcello, Inc.

Established Siam Tohcello Co., Ltd. (head office: Eastern Seaboard Industrial Estate(Rayong), Thailand)-joint venture company with SCG-Chemicals Co., Ltd. (head office: Bangkok, Thailand) to manufacture and sales of highly functional LLDPE Film (T.U.X™).

Upgraded to business "sector" from a "division" of Mitsui Chemicals Inc,(MCI) to optimize and expand functional films/sheets business within MCI group.

Established Siam Tohcello Co., Ltd. (head office: Eastern Seaboard Industrial Estate(Rayong), Thailand)-joint venture company with SCG-Chemicals Co., Ltd. (head office: Bangkok, Thailand) to manufacture and sales of highly functional LLDPE Film (T.U.X™).

Upgraded to business 'sector' from a 'division' of Mitsui Chemicals Inc,(MCI) to optimize and expand functional films/sheets business within MCI group. Consequently, inherited new products market development function of Functional films/sheets from MCI.

Rengo Co., Ltd. engages in capital participation in SunTox Co., Ltd.

Koga Works integrated into Ibaraki Works to strengthen competitiveness of packaging film business.

OPP film machine No. 6 commences commercial operation at the Kanto Plant.

SunTox Co., Ltd. becomes a consolidated subsidiary of Rengo Co., Ltd. after a change in shareholding ratios between Rengo Co., Ltd. and Tokuyama Corporation.

The packaging solutions business of Mitsui Chemicals Tohcello, Inc. and Sun Tox Co., Ltd., a subsidiary of Rengo Co., Ltd., will be integrated, and the new company will be named RM TOHCELLO CO., LTD.

Merged Mitsui Chemicals Tohcello Co., Ltd.'s packaging solution business with its subsidiary Rengo's Sun Tox Co., Ltd., and renamed the company to RM Tohcello Co., Ltd.