Corrected: German firms willing to help on China's Silk Road, transparency needed: minister

(Removes reference to 'cost' in headline, first paragraph)

BEIJING (Reuters) - German companies are willing to help with China's Belt and Road infrastructure-led development initiative, but improvements are needed in transparency, said Germany's minister of economic affairs and energy.

Brigette Zypries, speaking on Sunday at a summit on the programme, also called for adherence to international standards.

(Reporting by Elias Glenn; Writing by Tony Munroe; Editing by Randy Fabi)