Chinese authorities have detained the managers of two companies that exported contaminated wheat gluten used by a US pet food company. The contaminated wheat has resulted in the death of cats and dogs around the country.

China says checks on food exporters have turned up no sign of a chemical blamed for the deaths of cats and dogs in North America, and urged US authorities not to take further action against Chinese producers.

In a lawsuit filed Menu Foods filed a lawsuit against the Chinese company ChemNutra, Inc that supplied the US company with contaminated ingredients.

China has turned away 30 tonnes of frozen seafood from Australia that was tainted with heavy metals.

China's regulatory standards chief guaranteed to update and boost enforcement of food safety rules as the country faces intense international pressure for exporting unsafe products from toothpaste to pet food ingredients.

Cargill Inc. and Glencore International AG are among seven companies that have offered to sell wheat to India as the nation seeks to buy 1 million metric tons to boost reserves.

Kemira increases its production capacity of calcium propionate used for feed and food industries by establishing a production site in China. The site's production capacity will be 15,000 mt, and it will be ready by year end 2008 at Kemira's site in Yixing, East China. The investment includes also production capacity for feed additives mixtures.

A five member delegation of Thai food giant Charoen Pokphand has been exploring locations for investment in feed mills and breeder farms in Pakistan.