Mrs.mojgan, you can have a try to apply for L visa in Malaysia, however, in principal, temporary visitors to Malaysia should apply for Chinese visa in their own countries, you doesn't have the residence permit or a long term malaysian visa which entitles you live in Malaysia for a long time, so you are likely to be refused by the Chinese embassy in Malaysia, for nationalities of USA,UK,Canada, Australia, the temporary visitors to Malaysia can obtain a Chinese visa in Malaysia, the visa regulations vary according to nationality of applicants.