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v3.19.1

Receivables, net (Details 1) ¥ in Thousands, $ in Thousands | Dec. 31, 2018 USD ($) | Dec. 31, 2018 CNY (¥) | Dec. 31, 2017 USD ($) | Dec. 31, 2017 CNY (¥)
--- | --- | --- | --- | ---
Accounts receivable | $ | $ 5,089 |  | $ 3,808 |
ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | ¥ 153,585 |  | ¥ 180,518
Current |  |  |  |
Accounts receivable | $ | 4,485 |  | 1,816 |
1 - 30 days past due |  |  |  |
Accounts receivable | $ | 200 |  | 1,076 |
31 - 60 days past due |  |  |  |
Accounts receivable | $ | 38 |  | 288 |
61 - 90 days past due |  |  |  |
Accounts receivable | $ | 17 |  | 0 |
Greater than or equal to 91 days |  |  |  |
Accounts receivable | $ | $ 349 |  | $ 628 |
Within 1 year | ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | 119,233 |  | 128,413
1 year - 2 years | ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | 21,182 |  | 37,934
2 years - 3 years | ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | 9,492 |  | 9,158
3 years - 4 years | ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | 3,225 |  | 4,120
4 years - 5 years | ZHEJIANG TIANLAN |  |  |  |
Accounts receivable | ¥ |  | ¥ 453 |  | ¥ 893

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